HSRC Slide Rule Catalogue
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252 Items

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Index A B C DE FG HI JK L M NO PQ R S T UVWXYZ

Image REF# Make & Model DESCRIPTION

3423
Habs Rechenmaschine
Generic cylinder of wood/paper
220x15 mm

1362
Halden Calculex
Generic watch type of metal/glass
60x7 mm
Front Scales: L A ( B 1 C )
Back Scales: S A ( B z3n )

1363
Halliburton Cementing calculator
Log/tech slide chart of plastic
205x84x2 mm (1960)
Front Scales: A B C D C1 E F G H J

1368
Harling 1526 Time Speed and Distance Rule
Nautical slide rule of aluminium
310x131x8.5 mm
Front Scales: 1 [ 2 3 ] 4 5 [ 6 ] 7

1367
Harling 700
Generic slide rule of wood/celluloid
546x44x13 mm (1890-1938)
Front Scales: 20inch // A [ B C ] D 20inch || 50cm
Back Scales: [ S T ]

3022
Harling Students Slide Rule
Generic slide rule of wood/plastic
280x33x10 mm
Front Scales: 26cm // A [ B C ] D \\ 11inch

3417
Harling Wooden slide rule, Chisel Cursor (W.H. Harling, 40 Hatten Garden, London)
Generic slide rule of all wood
266x25x8 mm
Front Scales: 1 || A [ B C ] D || 2)
Back Scales: cm [ S T ] inch

5419
Hartstichting Caloriewijzer
Medical disc of cardboard
170x0.8 mm
Front Scales: See Picture
Back Scales: See Picture

1373
Heinevetters Stabrechner Art. Nr. 66 (good for teaching logarithms amd scale factors)
Generic slide rule of plastic
215x40x2 mm
Front Scales: I [ II C ] D, Decimal place
Back Scales: [ 1:25 1:50 ]

2721
Hewitson Protractor (non-logarithmic)
Calculate protractor of bone
152x42x1.8 mm

1377
Higgison Maker Carpenters rule (Birmingham)
Generic 2 fold rule of all wood
305x21x3.2 mm
Front Scales: scale 100-0 || A [ B C ] D \/ tables with data
Back Scales: 0-12inch || 9inch 12x3/4inch \/ 18x1/2inch 38x1/4inch 12-24inch

3667
Hiltpold - System Ing E.W. Hiltpold, Zuerich
Generic disc of plastic
99.5x(75)x1 mm
Front Scales: A ( B ) C ( D ) L 360°
Back Scales: K S T ST 7cm

3538
HMAK Skyderegnestok M / 66 for 120 mm morter M / 50 FA BGR M/50 RGR M/56
Military slide rule of plastic
321x68x7 mm
Front Scales: 6 5 4 [ HS ] 2 1 0

3539
HMAK Skyderegnestok M / 66 for 120 mm morter M / 50 FA BGR M/50 RGR M/120
Military slide rule of plastic
321x68x7 mm
Front Scales: 6 5 4 [ HS ] 2 1 0

5261
Holland NV Stalen Steiger
Technical slide chart of plastic
218x72x2.5 mm
Front Scales: See Picture
Back Scales: See Picture

1380
Hono 125 Rietz Jap
Generic slide rule of plastic
145x43x4 mm
Front Scales: 13cm // B3 S B2 [ b2 a b ] R T L

3831
Hono 300 S.R.E ELEKTRON 25 - No 670
Electrical slide rule of plastic
298x49.5x4 mm
Front Scales: S T F A [ B CI C ] D P R Phi
Back Scales: I/I0 db P/P0 [ ] 3 tables

3643
Hono 9/314 Regolo Calcolatore
Generic disc
94x2 mm
Front Scales: C [ D ] A K


1381
Hope 51
Generic slide rule of plastic
285x40x3.5 mm
Front Scales: S K A [ B CI C ] D L T

3437
Hope 53
Generic slide rule of plastic
151x27x3 mm
Front Scales: A [ B CI C ] D K

2856
Hope 54
Generic slide rule of plastic
151x27x4 mm
Front Scales: A [ B CI C ] D K
Back Scales: [ S L T ]

1382
Hope 57
Generic slide rule of plastic
150x37x4.2 mm
Front Scales: 13cm // A [ B CI C ] D K \\ 5inch
Back Scales: [ S L T ]

5418
Horman Drainagefilter by K. Dekker and G.A. Ven (non-logarithmic)
Technical disc of cardboard
139x190x0.8 mm (1982)
Front Scales: Distance ( meter )


5307
Hostmann Farbverbrauchtabelle
Technical slide chart of aluminium, 170x125x1 mm Front Scales: See Picture, Back Scales: See Picture

3862
Hottinger Baldwin MesstechnikType RS 1
Log/tech disc of plastic
130x130x2.2 mm

5430
Hour disc
Disc of celluloid/cardboard
100x100x0.4 mm


5403
House of Vision Distometer Lens calculator
Medical disc of plastic
149x1 mm
Front Scales: Power of trial lens ( mm mm )

3873
Hunter F. 6 (Clean)
Aviation disc of plastic
101x1 mm

1385
Hydrographic Office Star Finder and Identifier 2102 - C
By Dura Pro, aviation disc of plastic
218x0.8 mm (1942)
Front Scales: 1
Back Scales: 2

1387
IDO/CWI Breda STl-whm. Year 1954
By CWI Breda, military slide rule of plastic
63x294x2 mm (15 Dec 1954)
Front Scales: 1 2 3 4 5 6 7 8
Back Scales: 9 10 11 12 13 14 15 16

1389
Ilford Slide rule for calculation of photo developing time
Photography slide rule of plastic
298x71x2 mm

5753
ILH
By I.L.H., generic slide rule of wood/plastic

1390
Imac Schroefdraad schuiftabel
Technical slide chart of cardboard
223x81x1 mm

5406
Inland Revenue D.W.P Calendar 1992/1993 and 1993/1994
Generic disc of plastic
95x1.5 mm
Front Scales: dates weeks

5060
Institute for Aeronautical Education ER - 1 Professional Flight Computer
Aviation disc

1392
Interservices Water Contamination Calculator 1
Log/tech disc of plastic
125x1.8 mm
Front Scales: 1 2 ( 3 4) ( 5 6)

5287
IPV Merlin Règle de Lecture Directe
Electrical slide chart of cardboard
260x100x1.1 mm
Front Scales: See Picture
Back Scales: See Picture

5392
ITAB 59A Motoren Installationshelfer Siemens
Technical slide chart of plastic/cardboard
149x56x1.4 mm
Front Scales: See Picture
Back Scales: See Picture

3140
Itab Kondensator Rechenstab
Electrical slide rule of plastic
175x50x4 mm
Front Scales: cosj A [ B mf 1 2 V ] kw,A A

1393
Itab magnetic Kalksandstein-Rechner.
Generic slide rule of plastic
157x42.2x5.4 mm
Front Scales: 14cm // A B [ C D Rohdichte F ] k Wanddicke 1/Lambda
Back Scales: [ d/l ]

1395
Itab Motoren-Installationshelfer, Siemens ITAB 59A
Technical slide chart of plastic
150x57x1.5 mm

5375
ITAB Puissance du Moteur Siemens
Technical slide chart of plastic
148x57x1.8 mm
Front Scales: See Picture
Back Scales: See Picture

5384
ITAB Schalten und Schutzen von Motoren Siemens
Electrical slide chart of plastic
147561.3 mm
Front Scales: See Picture
Back Scales: See Picture

1401
IWA 0280 Kapu Erdungseilrechner
Technical slide rule of plastic
150x40x1.5 mm
Front Scales: F [ t Un ] Nk J
Back Scales: 15cm

1408
IWA 0789 Öl- und Gasbrenner
Technical slide chart of plastic
210x90x2 mm
Front Scales: 1 - 12
Back Scales: 13 - 22

3855
IWA RS 193 Dew Elektroden and Stäbe
Technical slide chart of cardboard
163x110x2 mm

1411
IWA 01 182 Calculation of bolts
Log/tech slide rule of plastic
220x40x3 mm
Front Scales: A [ B C ][ D ] E

5713
IWA 01160 Baumasse für Spiralbohrer nach DIN und WN
Technical slide chart of cardboard
251x90x2 mm

5685
IWA 01167 Richtwerte für das Fräsen
Log/tech slide chart of plastic
165x80x1 mm

5687
IWA 01173 TIZIT Metalwerk Plansee
Log/tech slide chart of plastic
86x200x1.5 mm

5705
IWA 01177 Oerlikon Boehringer VDF Technik
Log/tech slide chart of plastic
250x101x1.3 mm

2827
IWA 01194 Einheitswelle Einheitsbohrung (Hegenscheidt GMBH)
Technical slide chart of plastic
180x65x1 mm (1977)

3290
IWA 01206 Roughness Slide Rule for Turning by Prof. Olsen
Log/tech slide rule of plastic
279x50x2 mm
Front Scales: 26cm // r [ v ] Ra Rt \\ 10inch

3491
IWA 01313 Machinenzeitrechner
Log/tech slide rule of PVC
220x50x3 mm (1981)

1412
IWA 01316 Stanz- und Schnittkraft
Technical slide rule of plastic
155x40x3 mm
Front Scales: 14cm 1 2 [ 3 4 5 ] 6

5728
IWA 01381 Regolo calcolatore NOVEX
Log/tech slide chart of plastic
150x95x2 mm
Front Scales: 14cm many scales 5.5inch
Back Scales: many scales

5473
IWA 01414 Hardness Walter
Technical slide chart of plastic
149x95x1.5 mm (4-1999)
Front Scales: see picture
Back Scales: see picture

5424
IWA 01423 Turning guide
Technical slide chart of plastic
15090x1.3 mm

5423
IWA 01425 Sortenstufenwahler
Technical slide chart of plastic
15090x1.3 mm (2000)

5470
IWA 01429 Novex Regla de Calculo Walter
Technical slide chart of plastic
159x65x1.8 mm (2-2001)
Front Scales: see picture
Back Scales: see picture

5471
IWA 01429 Novex Regla de Calculo Walter
Technical slide chart of plastic
159x65x1.8 mm (2-2001)
Front Scales: see picture
Back Scales: see picture

5467
IWA 01432 Tiefbohrtechnik
Technical slide chart of plastic
204x75x1.2 mm (8-2001)
Front Scales: see picture
Back Scales: see picture

5472
IWA 01437 Tiefbohrsysteme Botek
Technical slide chart of plastic
204x65x1.3 mm (7-2002)
Front Scales: see picture
Back Scales: see picture

1421
IWA 02118 ITT
Technical disc of plastic
160x1 mm (1969)
Front Scales: 1 ( 2 )
Back Scales: 3 ( 4 )

5281
IWA 02183 Simelectro Powerduct Transoduct Miniduct
Electrical slide chart of plastic
237x120x1.2 mm (1984)
Front Scales: See Picture
Back Scales: See Picture

5354
IWA 022210 Wickeldrahte und Profile
Technical slide chart of plastic
205x158x1.2 mm (2002)
Front Scales: see picture
Back Scales: See Picture

1398
IWA 0257 Muiderkring Radio computer
Electrical slide rule of plastic
155x40x2.7 mm
Front Scales: 14cm A [ B 1 2 C ] D 3 4 5inch
Back Scales: l2/l1 db P2/P1 [ sin lg tg ] table and data

1399
IWA 0268 Impedance
Log/tech slide rule of plastic
180x45x2 mm
Front Scales: 1 [ 2 3 ] window 1, 2.
Back Scales: 4 [ 5 6 7 ] 8 window 3, 4, 5, 6, 7.

1400
IWA 0272 Muiderkring (hybrid between conventional slider rule cursor and slide chart construction)
Generic slide rule of perspex
231x40x2.5 mm (1963)
Front Scales: K S T A [ B CI C ] D L 20cm
Back Scales: l w f [ Capacitance L Rc ] LC RL

5750
IWA 0276 Ferroxcube Philips
Aviation slide chart of plastic
280x76x3 mm (1965)
Front Scales: L C [ D A ] B K N cun cud nx0,07 nx0,05 nx0,04 nx0,03
Back Scales: AL L2 N2 N1 L1 [ ZI/A me Tand/m Tand &TC Tand &TC ] D D

1422
IWA 03135 Rohrnetzrechner
Log/tech slide chart of plastic
280x76x3 mm

1423
IWA 03176 AEG-Telefunken
Technical slide chart of plastic
210x67x2.5 mm

5689
IWA 03285 Nilfisk Absaug- und Renigungstechnik
Log/tech slide chart of cardboard, 205x90x1.3 mm (7-92)

5714
IWA 03293 Festo Pneumatic
Log/tech slide chart of plastic
260x140x1.5 mm (8-96)

5466
IWA 03304 Pumps Grundfos
Technical slide chart of plastic
204x94x1.2 mm (11-1998)
Front Scales: see picture
Back Scales: see picture

5465
IWA 03305 Pneumatex
Technical slide chart of plastic
205x95x1.3 mm (6-2000)
Front Scales: see picture
Back Scales: see picture

5460
IWA 03311 Valve Slide Ruler Honeywell
Technical slide chart of plastic
209x90x1.6 mm (6-2000)
Front Scales: see picture
Back Scales: see picture

5454
IWA 03314 Salmson Pump computer
Technical slide chart of plastic
279x140x1.3 mm (12-2000)
Front Scales: see picture
Back Scales: see picture

5453
IWA 03316 Cryostar Pump computer
Technical slide chart of plastic
297x140x1.6 mm (01/2002)
Front Scales: see picture
Back Scales: see picture

5692
IWA 0364 Denison Pumps
Log/tech slide chart of plastic
212x92x2 mm (1962)

1402
IWA 0371 Stralenschützrechner
Generic slide rule of plastic
148x36x1.5 mm
Front Scales: A [ B C ] D E

1403
IWA 0399
Technical slide rule of plastic
280x76x3 mm
Front Scales: 1 2 [ 3 4 5 ] 6 7 8 [ 9 10 ] 11
Back Scales: 12 [ 13 ] 14 15 16 [ 17 18 19 20 ] 21 22 23

5278
IWA 0403 Berechnung des Electrodenbedarfs
Technical slide chart of plastic/cardboard
210x69x1.8 mm
Front Scales: See Picture
Back Scales: See Picture

5350
IWA 04090 CrNi - acelok
Technical slide chart of plastic
210x80x1.2 mm (1994/1998)
Front Scales: seepicture
Back Scales: See Picture

5464
IWA 04097 Selector for Welding Esab
Technical slide chart of plastic
205x95x1.5 mm (8-2000)
Front Scales: see picture
Back Scales: see picture

5468
IWA 04100 Hardness Values Hasco
Technical slide chart of plastic
205x65x1.4 mm (7-2000)
Front Scales: see picture
Back Scales: see picture

5706
IWA 0450 Fours Electrique, Tous Combustibles, Automatiques
Log/tech slide chart of cardboard
210x91x2 mm (9-79)

3598
IWA 05117 Eternit
Technical slide chart of plastic
280x90x1.5 mm

1424
IWA 05119 Gewinde Tabellenschieber
Technical slide rule of plastic
250x651 mm (1969)

1426
IWA 05136 Fisher Control Valve Sizing Mark VI E
Log/tech slide rule of plastic
281x41x25 mm (1968)
Front Scales: 1 2 [ 3 4 5 6 7 8 9 ] 10 11
Back Scales: 12 13 [ 14 15 16 ] 17 18

1428
IWA 05149 Universal Federnrechner System Diethelm
Generic slide rule of plastic
281x76x3 mm (1969)
Front Scales: 25cm 1 [ 2 3 ] 4 [ 5 6 7 ] 8

3083
IWA 05155
Water supply slide chart of cardboard
280x90x2 mm
Front Scales: seepicture
Back Scales: See Picture

5355
IWA 05222 Toleranzschieber
Technical slide chart of plastic
290x100x0.9 mm
Front Scales: seepicture
Back Scales: See Picture

5455
IWA 05225 Schraubenwahler Bollhoff
Technical slide chart of plastic
249x170x1.4 mm (5-2001)
Front Scales: see picture
Back Scales: see picture

5450
IWA 0602 Siemens HVAC Products Acvatix
Technical slide chart of plastic
279x120x1.8 mm (6-2002)
Front Scales: see picture
Back Scales: see picture

1404
IWA 0609 AWF Berlin SR 726
Technical slide rule of plastic
224x40x3.5 mm
Front Scales: Qn [ L ][ Z . Druckdifferenz ] D . Nennweite

5704
IWA 06116 Durchflussmesser
Log/tech slide chart of plastic
250x90x2 mm (2-97)

5707
IWA 06116 Durchflussmesser
Log/tech slide chart of plastic
250x91x1.7 mm (6-92)

3493
IWA 06121 Pipeline calculation
Log/tech slide rule of PVC
210x40x2.5 mm

3494
IWA 06150 Gasrohrberechnung
Log/tech slide chart of plastic
250x75x2.8 mm

5457
IWA 06174 Pipe lines Krom Schroder
Technical slide chart of plastic
204x160x1.5 mm (8-2000)

5447
IWA 06175 Differential pressure calculator
Technical disc of plastic
139x1.4 mm (2-2000)
Front Scales: see picture
Back Scales: see picture

5459
IWA 06176 Testo Gas
Technical slide chart of plastic
205x110x1.3 mm (2000)
Front Scales: see picture
Back Scales: see picture

5451
IWA 06178 Unipipe Syatems Heizung/ Kuhlung Wasser/ Sanitar
Technical slide chart of plastic
279x118x1.5 mm (6-2002)
Front Scales: see picture
Back Scales: see picture

5463
IWA 06180 Control Valves Boatronic
Technical slide chart of plastic
204x94x1.8 mm (10-2002)
Front Scales: see picture
Back Scales: see picture

5461
IWA 06182 Stability Index Calculator G-C Converter
Technical slide chart of plastic
227x98x2 mm (3-2002)
Front Scales: see picture
Back Scales: see picture

5703
IWA 0651 Wasseragressivität
Log/tech slide chart of plastic
280x76x3 mm

5273
IWA 0652 Gasedaten - Schieber
Technical slide chart of cardboard
80x220x2.2 mm
Front Scales: See Picture
Back Scales: See Picture

2822
IWA 0674 Regle a Culcul de Vannes
Log/tech slide chart of plastic
280x76x3.3 mm (1974)
Front Scales: 29 scales
Back Scales: 23 scales

3492
IWA 0675 Wasserrohr - Rechner SR 722 Ma
Log/tech slide rule of PVC
211x40x3 mm

3495
IWA 0678 (Gas flow calculator)
Log/tech slide chart of plastic
317x65x7 mm
Front Scales: 1 thru 8
Back Scales: 9 thru 13 A B CI C D

3858
IWA 0678 Gulde Regelarmaturen
Technical slide rule of plastic
318x65x8 mm

3860
IWA 0681 Kennzahlen K für Belastungswert Q von Gas-Anlagen
Technical slide rule of plastic, 318x65x8 mm

3867
IWA 0697 Calculateur de Canalisation
Technical slide rule of plastic
318x65x8 mm

5730
IWA 07067 Carrier airconditioning
Log/tech slide chart of plastic
86x200x1.5 mm (1984)

5721
IWA 07115 Oertli Gasbrenner - Oelbrenner
Log/tech slide chart of plastic, 210x88x1.2 mm (1971)

5699
IWA 07125 Calculateur des conduits d'air
Log/tech slide chart of plastic
205x90x1.2 mm (1985)

1430
IWA 07141
Generic disc of plastic
110x10 mm (1974)
Front Scales: 0 1 [ 2 3 ] 4 5 6 7
Back Scales: windows 1 2 3

3065
IWA 07190 Olie- en Gasbranders
Technical slide chart of plastic
210x77x2 mm
Front Scales: 1 - 12
Back Scales: 13 - 25

3856
IWA 07209 Datenschieber bei Heitzkesseln
Technical slide chart of plastic
210x80x1.2 mm

5693
IWA 07257 Weishaupt Brenner und Heizsysteme
Log/tech slide chart of plastic
280x76x3 mm (1989)

5710
IWA 07262 Electro-Oil
Log/tech slide chart of plastic
205x95x1.2 mm (7-96)

5690
IWA 07284 Danfoss Datenschieber
Log/tech slide chart of plastic
206x110x2 mm (10-93)

5711
IWA 07297 Schadstoff Rechner Gas
Log/tech slide chart of plastic
205x95x1.2 mm (10-94)

3859
IWA 07314 (PL) Weishaupt Palniki i systemy grzewcze
Technical slide chart of plastic
205x100x1 mm

5462
IWA 07336 Afsluiters IMI Indoor Climate
Technical slide chart of plastic
204x120x1.8 mm (09/2001)
Front Scales: see picture
Back Scales: see picture

5456
IWA 07358 Danfoss
Technical slide chart of plastic
205x110x1.8 mm (1-2001)
Front Scales: see picture
Back Scales: see picture

5360
IWA 07367 Datenschieber Flagheitzkorper
Technical slide chart of plastic
250x140x1.5 mm (2002)
Front Scales: See Picture
Back Scales: See Picture

5458
IWA 07371 Weishaupt
Technical slide chart of plastic
205x100x1.3 mm (4-2002)
Front Scales: see picture
Back Scales: see picture

2890
IWA 0759
Log/tech slide rule of plastic
280x40x3 mm
Front Scales: 1 2
Back Scales: 3 4 [ 5 ] 6 7

5357
IWA 08182 Multi Master Russian Language
Technical slide chart of plastic
280x2103 mm (2002)
Front Scales: See Picture
Back Scales: See Picture

5428
IWA 08189 Zurrkraft Controller
Technical slide chart of plastic
205x95x1.2 mm (2002)
Front Scales: seepicture
Back Scales: See Picture

5429
IWA 08191 Materialbedarf fur das Isover Warmdach
Technical slide chart of plastic
205x95x1.2 mm
Front Scales: seepicture
Back Scales: See Picture

5718
IWA 0840 Bemessungsschieber System Vielhaber
Log/tech slide chart of plastic
340x55x3.5 mm (1960)

2677
IWA 0843
Log/tech slide rule of plastic
210x40x3 mm
Front Scales: 1 [ 2 3 ] 4 5

5716
IWA 0853 Dosificator Graphische Betontechnologie
Log/tech slide chart of plastic
251x183x8 mm (1965)

5694
IWA 09102 Wire calculator
Log/tech slide chart of plastic
280x76x3 mm

3078
IWA 09146 Rollenberechnung
Log/tech slide rule of plastic
180x40x3 mm
Front Scales: 1 [ 2 ][ 3 ] 4
Back Scales: 5 [ 6 7 ][ 8 ] 9

1431
IWA 09172 Rollen- Folien- und Platten - Berechnung
Technical slide chart of plastic
210x77 mm

3498
IWA 09248 Calculation of I-shaped profiles
Log/tech slide chart of plastic
210x297x3 mm (1983)

5686
IWA 09320 Film dimensions and film weight / Roll calculation
Photography slide chart of plastic
204x65x2 mm (5-95)

5359
IWA 09361 Aciers de Construction et Inoxidables
Technical slide chart of plastic
250x130x1.5 mm (1999)
Front Scales: See Picture
Back Scales: See Picture

5362
IWA 09380 PUM Paris-Normandie
Slide chart of plastic
250x145x1.5 mm (2000)
Front Scales: See Picture
Back Scales: See Picture

5356
IWA 09383 Steel
Technical slide chart of plastic
250x90x1.3 mm (2001)
Front Scales: see picture
Back Scales: See Picture

5361
IWA 09384 Oberflachentechnik
Technical slide chart of plastic
250x140x1.5 mm (2002)
Front Scales: See Picture
Back Scales: See Picture

1433
IWA 10105
Financial disc of plastic
120x1 mm
Front Scales: 1 ( 2 ) 3 ( 4 ) 5

5414
IWA 10133
Financial disc of cardboard
119x1.2 mm
Front Scales: Price ( -%% +%% 5.5% 6% 11% 12% )

1435
IWA 10175 Einheitenrechner
Conversion slide chart of plastic
250x92x2 mm
Front Scales: 1 2 3
Back Scales: 4 5 6

5712
IWA 10175 Einheitenrechner
Log/tech slide chart of plastic
205x95x1.2 mm (10-94)

1437
IWA 10177
Financial disc of cardboard
120x1.5 mm
Front Scales: 1 ( % 2 )

5411
IWA 10177 Mit Haas gelingt es immer
Financial disc of cardboard
120x1.2 mm
Front Scales: Preiss ( -%% +%% 8% 16% )

3428
IWA 10179 Einheiten Rechner
Conversion slide chart of plastic
250x90x2 mm (1972)
Front Scales: Many scales
Back Scales: Many scales

1438
IWA 10193 Verbraucherpreis Rechenschieber
Financial slide chart of plastic
110x160x1.8 mm
Front Scales: 1 2
Back Scales: 3 4

2826
IWA 10201 Calculateur de commandes
Financial slide rule of plastic
316x65x8.5 mm (1974)

5698
IWA 10232 3M Einheiten-Tabellenschieber
Log/tech slide chart of plastic
250x111x2 mm (1976)

2833
IWA 10242 Metric Unit Converter
Technical slide chart of plastic
250x112x2 mm (1976)

2831
IWA 10243 Advertising Cost Calculator
Financial slide chart of plastic
130x1 mm (1976)
Front Scales: 1 ( 2 3 )

1441
IWA 10254 Investitionsrechner
Log/tech slide chart of plastic
250x140x2 mm (1978)
Front Scales: 1 - 4
Back Scales: 5 - 15

5312
IWA 10283 Kraftstoff Verbrauchsrechner
Technical disc of plastic
110x140x1.4 mm
Front Scales: See Picture
Back Scales: See Picture

5348
IWA 10287 Kraftstoff - Verbrauchsrechner
Log/tech disc of plastic
100x0.5 mm
Front Scales: See Picture
Back Scales: See Picture

5349
IWA 10316 Stoomverlies Rekenschuif
Log/tech slide chart of plastic/cardboard
160x80x1.1 mm (1982)
Front Scales: See Picture
Back Scales: See Picture

2829
IWA 10322 Einheitentabellenschieber
Technical slide chart of plastic
85x54x1 mm (1994)

5371
IWA 10347 Conversion
Conversion slide chart of plastic
86x54x1 mm (1986)
Front Scales: See Picture
Back Scales: See Picture

3835
IWA 10400 Euro Calculator
Financial disc of plastic
54x86x1 mm

5426
IWA 10413 Aussaatrechner fur 00-Qualitatsraps
Technical slide chart of plastic
145x95x1.2 mm

5425
IWA 10421 Aussaatrechner Getreide - Reglette de semis cereales
Technical slide chart of plastic
140x80x1.2 mm

5469
IWA 10422 Propane data Tyczka
Technical slide chart of plastic
204x49x1.3 mm (6-2002)
Front Scales: see picture
Back Scales: see picture

1409
IWA 1068 Arnel
Financial disc of plastic
100x1 mm
Front Scales: 1 ( 2 )
Back Scales: 3 ( 4 5 6 7 )

6011
IWA 11075 Flight calculator and Flight Navigator
Aviation disc of plastic
240x120x6 mm

1410
IWA 1133 Fahrleistungsrechner für Nutzfahrzeuge
Technical slide chart of plastic
210x92x2 mm
Front Scales: 1 [ 2 3 ] 4 5 [ 6 7 ] 8 9 [ 10 11 ] 12
Back Scales: 13 [ 14 15 ] 16 [ 17 18 ] 19

5720
IWA 14124 S.G. Bier (Heineken)
Log/tech slide chart of plastic
350x76x3 mm (1978)

1442
IWA 14127 CO2 in beer
Other slide rule of plastic
282x39x4 mm (1978)
Front Scales: 1 [ 2 3 ] 4

3488
IWA 14131 / 7.95 Calculator for estimation of body surface area
Medical slide rule of ivory
155x40x3.2 mm

1443
IWA 14162 CO2 in beer
Other slide rule of plastic
281x40x45 mm (1982)
Front Scales: 1 [ 2 3 ] 4

2832
IWA 14177 Tambocor Antiarrhythmikum
Medical disc of plastic
95x1 mm (1982)
Front Scales: 1 2 3 ( 4 )

5700
IWA 14308 Die Einser von Adelat Bayer
Log/tech slide chart of plastic
95x205x1.8 mm (01-97)

5726
IWA 14313 Soehnle bodyfit
Medical slide chart of plastic
170x69x2 mm

5386
IWA 14359 Ermittlung der Creatinin
Medical slide chart of plastic
175x50x1.3 mm (2000)
Front Scales: See Picture
Back Scales: See Picture

3671
IWA 14359/3.00 Creatinin-Clearance
Medical slide chart of plastic
175x50x1 mm

5358
IWA 14382 X-Ray Energies of Emission Lines and Absorption Edges
Technical slide chart of plastic
110x230x1.2 mm (2002)
Front Scales: See Picture
Back Scales: See Picture

5352
IWA 14392 Insulin Therapy
Medical slide chart of plastic
210x95x1.2 mm (2002)
Front Scales: seepicture
Back Scales: See Picture

5474
IWA 14404 Zytostatica und mehr Temodal
Technical slide chart of plastic
117x155x1.8 mm (4-2002)
Front Scales: see picture
Back Scales: see picture

5427
IWA 14412 Body Mass Index Calculator
Medical slide chart of plastic
205x90x1.2 mm (2002)
Front Scales: seepicture
Back Scales: See Picture

1413
IWA 1461 Type RS 1
Log/tech disc of plastic
130x130x2.5 mm
Front Scales: 1 ( 2 ) 3 ( 4 ) 5 ( 6 )
Back Scales: 7 ( 8 ) 9 ( 10 ) 11 ( 12 ) 13

3496
IWA 1482 Blood Gas Calculator
Medical slide chart of plastic
320x90x9 mm

1444
IWA 15106 Flightcomputer F/RF/TF - 104 G Con./Map
Aviation disc of plastic
130x2.2 mm

3139
IWA 15224 Tone index calculator
Photography slide chart of plastic
210x76x3 mm
Front Scales: 1 [ 2 ] 3

1448
IWA 15278
Photography disc of plastic
210x1.5 mm
Front Scales: 1 ( 2 3 4 5 6 7 )

1449
IWA 15328 RPR Repro Print Rechner
Technical slide rule of plastic
317x65x7.2 mm

5746
IWA 15363 Fueling Computer B-707 by R. Bargl
Aviation disc of plastic
170x3 mm (1977)
Front Scales: see picture
Back Scales: see picture

1450
IWA 15365 Mariner Windrechner
Nautical slide chart of plastic
280x140x2 mm (1977)

1452
IWA 15379 Rechenstab für Saitenberechnung TF 65/2
Music slide rule of plastic
380x40x32 mm (1978)
Front Scales: 1 - 7
Back Scales: 8 - 10

5719
IWA 15379 TF 65/2 Rechenstab für Saitenberechnung
Log/tech slide chart of plastic
240x40x3 mm

5725
IWA 15459 Farbwählscheibe
Log/tech disc of plastic
190x1.8 mm
Front Scales: Colours
Back Scales: Different materials

5749
IWA 15467 Lufthansa Performance Calculator B747-200/CF6-50E2
Aviation disc of plastic
200x3 mm (1987)
Front Scales: see picture
Back Scales: see picture

1415
IWA 1548 Offset
Technical slide rule of plastic
150x45x35 mm (1971)
Front Scales: 1 [ 2 3 ] 4 5 [ 6 7 ] 8

3490
IWA 15480 Kalkulator Strahlung
Military disc of PVC
114x2.5 mm

5701
IWA 15489 Harmonik
Log/tech slide chart of plastic
285x80x1.3 mm (1981)

2830
IWA 15512 Cocktailwähler
Bar slide chart of plastic
87x62x1 mm (1985)

5748
IWA 15513 DC8-73 German Cargo Fueling Computer by R. Bargl
Aviation disc of plastic
180x2.5 mm (1985)
Front Scales: see picture
Back Scales: see picture

5372
IWA 15525 Cocktails
Food slide chart of plastic
86x54x1 mm (1990)
Front Scales: See Picture
Back Scales: See Picture

5747
IWA 15531Lufthansa B747 C/D/E Fueling Computer by R. Bargl
Aviation disc of plastic
180x2.5 mm (1986)
Front Scales: see picture
Back Scales: see picture

5370
IWA 15547 Promiller
Medical slide chart of plastic
54x86x1 mm (1986)
Front Scales: See Picture
Back Scales: See Picture

3497
IWA 15584 / 99
Other disc of PVC
210x2 mm

5422
IWA 15584/6 The Wine Tracker
Food disc of plastic
210x2 mm (1989)
Front Scales: See Picture
Back Scales: See Picture

3489
IWA 15595 / 04.90 Radio frequency finder
Technical slide chart of plastic
110x150x1 mm

5268
IWA 15668 Values of Lenses
Medical slide chart of plastic
205x110x1.2 mm (1999)
Front Scales: See Picture
Back Scales: See Picture

2828
IWA 15959 Frequenzwähler
Radio slide chart of plastic
110x150x1 mm (1990)

5724
IWA 16070
Generic disc of plastic
210x2.5 mm
Front Scales: C ( D % % C % )

1416
IWA 1638 System Wern ABC
Technical disc of plastic
210x210 mm

1417
IWA 1640 Iwaflex
Generic slide rule of plastic
155x40x3.5 mm
Front Scales: 13cm L CF [ DF CI C ] D A K sin tan

3091
IWA 1647
Financial disc of perspex
120x1 mm
Front Scales: 1 ( 2 3) 4 ( 5)

3668
IWA 1647 (Aristo 60160)
Financial disc of plastic
120x120x1.5 mm
Front Scales: C ( CI % C % )

3088
IWA 1652
Financial disc of perspex
120x2 mm (1972)
Front Scales: 1) ( 2 3) 4( 5)

5696
IWA 51 Traub Drehautomaten - Rechenschieber
Log/tech slide chart of plastic
238x103x1.8 mm (1-1-53)

1454
IWA 51173 (of 5)
Generic slide rule of plastic
280x76x25 mm (1960)
Front Scales: 25cm A [ B K ] L C [ D BI CI A ] B ST S T inch
Back Scales: 10 scales

1425
IWA 5125 Iwaflex
Generic slide rule of plastic
149x40x1.5 mm
Front Scales: K A [ B CI C ] D L sin sin/tg tg

1455
IWA 51455 Valve Size Computer Honeywell
Log/tech slide chart of plastic
214x51x2 mm

2821
IWA 515.6 Festo Pneumatic
Log/tech slide chart of cardboard
250x82x2 mm
Front Scales: 10 scales

5697
IWA 51508 Steinen Ölbrennerdüsen, Sundstrand - Pumpen
Log/tech slide chart of cardboard
204x90x1.3 mm

1457
IWA 51903 Muiderkring Radio computer
Log/tech slide rule of plastic
155x40x1.7 mm
Front Scales: 14cm A [ B capacitance inductance C ] D freq lambda 5inch
Back Scales: I2/I1 db P2/P1 [ sin lg tg ] table and data

1459
IWA 51904 Muiderkring Radio computer
Generic slide rule of plastic
220x40x3.2 mm
Front Scales: 20cm A [ B capacitance inductance C ] D freq lambda 8inch
Back Scales: I2/I1 db P2/P1 [ sin lg tg ] table and data

1460
IWA 51905 Muiderkring Radio Computer
Generic slide rule of plastic
154.5x40x2.9 mm
Front Scales: 14cm A [ B 1 2 C ] D 3 4 5inch
Back Scales: l2/l1 db P2/P1 [ sin lg tg ] table and data

1462
IWA 52310 Luftfeuchte
Log/tech slide rule of plastic
224x40x1.5 mm
Front Scales: °C [ °C 1) K ] K

2126
IWA 526.1 Pfauter
Technical slide chart of plastic
280x103 mm (1963)

14291
IWA 5816
Log/tech disc of plastic
109x1 mm
Front Scales: 1 ( 2 3 )

5475
IWA 77501 Copyright Gustav Hensel
Technical disc of plastic
210x2 mm (9/2001)
Front Scales: see picture
Back Scales: see picture

5452
IWA 77505 Copyright Gustav Hensel
Electrical slide chart of plastic
279x120x1.5 mm (2/2000)
Front Scales: see picture
Back Scales: see picture

5351
IWA 790162 Multiplex GT 24 / VT 20
Technical slide chart of plastic
210x80x1.2 mm (2002)
Front Scales: seepicture
Back Scales: See Picture

5776
IWA Belimo
Technical slide chart

5723
IWA Discoplan II
Technical disc of plastic
100x2 mm
Front Scales: Many scales
Back Scales: Many scales

5729
IWA Drill data
Log/tech slide chart of aluminium
148x83x3.5 mm

6010
IWA Flight calculator and Flight Navigator
Aviation disc of plastic
240x206x6 mm

5722
IWA Maihak Duplex Mono Kreisrechenschieber
Technical disc of plastic
83x2 mm
Front Scales: CO2% ( Steinkohle Abgasvelust °C )
Back Scales: CO2% ( Braunkohle Abgasvelust °C )

1418
IWA matic 1650
Generic disc of plastic
110x9 mm
Front Scales: 1) ( 2 3) 4

5717
IWA Professional Chainwear Gauge
Technical slide chart of plastic
55x335x4.5 mm (1993)

6002
IWA RS 1413 Drehbank data
Log/tech slide chart of plastic
249x101 mm Front Scales: see picture
Back Scales: see picture

1414
IWA RS 150 Schleifscheibe
Technical slide chart of cardboard
265x102x6 mm

5702
IWA RS 165 VDF Drehbank
Log/tech slide chart of plastic
241x127x3.2 mm

1420
IWA RS 169 1 Schleifscheibe
Technical slide chart of cardboard
180x95x2 mm

5715
IWA RS 209 I Stahlbeton Tabellenschieber
Technical slide chart of plastic
308x132x2.5 mm

5695
IWA RS 517.2 Rieger Pappen Tabellenschieber (Paper)
Technical slide chart of plastic
208x104x4 mm

1446
IWA SBF 15214 Well Calculator
Log/tech slide chart of plastic
210x90x2 mm (1974)
Front Scales: 1 [ 2 3 ][ 4 ] 5 6 [ 7 ] 8 9 10
Back Scales: 1 [ 2 3 ][ 4 ] 5 6 [ 7 ] 8 9 10

5477
IWA School Food Service Palm Beach County
Medical disc of plastic
10.5x1.2 mm
Front Scales: see picture
Back Scales: see picture

1407
IWA SR 701 M Sonderrechenstab Maschinenzeit
Log/tech slide rule of plastic
218x40x4.4 mm
Front Scales: v [ d 1) ][ s t ] l

5688
IWA Stuttgart (written as JWA) Fahr factory
Log/tech slide chart of cardboard
217x77x1.5 mm (1932 1933)

2775
IWA Willi Rohrleitungen
Log/tech slide chart of plastic
254x118x3 mm
Front Scales: Many scales
Back Scales: Many scales

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International Slide Rule Museum