- HOME
- About
- Whats New
- Friends of ISRM
- SR Who's Who
- ISRM_BoardOfDirectors
- SR Restoration
+1 303.921.8709
- Galleries
- Abacus/Sorobans
- Addiators/Troncets
- Aerospace
- Acu-Rule/Acu-Math
- ALRO
- Americas/Mex/S.A.
- Aristo - D&P
- Australia/NZ
- Blundell/BRL
- Calculators
- Circular
- Charvoz-Roos
- China/EastAsia
- Concise
- Demonstration
- Dietzgen
- Eastern Europe
- Faber-Castell
- France/Belgium
- Germany/DDR
- Gilson
- Graphoplex
- Hemmi,"Sun"
- Herman's Catalogue
- Italy/Spain
- Japan
- K&E Standard
- K&E Specialty
- Lawrence
- Military
- Nestler
- Netherlands
- Nordic (DK/SE)
- Novelty SRs
- Pencil SRs
- Pickett
- PIC/Thornton
- Pocket Watches
- Post, Frederick
- Rarities (Olde)
- Relay/Ricoh
- Richardson
- SIC SINCO
- Slide Charts
- Spain/ARC
- Sterling
- Switzerland/CURTA
- Unique
- United Kingdom
- United States
- USSR-Soviet Era
- Brand Index
- Libraries
- Photos/Ads
- Patents
- Resources
- SR Glossary &
Encyclopedia (EN) - SR Glossary &
Encyclopedia (ES) - Slide Rule Course
How To Use a SR - SR Loaner Program
for Class Work - Virtual Slide Rule
Simulators - Gauge Marks
- Slide Rule Scales
Build Your Own SR - Slide Rule Dates
Determine The Age - Restoration
3-D Laser-cut Parts - Slide Rule Links
- Past Ebay Prices
- SR Glossary &
- Shop/Adopt
- Search
Spanish Slide Rules