| Faber-Castell 63/98R | |
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Front |
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Back |
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Front without slide |
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Back of the slide |
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| Box | |
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| Length | 15 cm |
| Number of scales | 11 |
| Country of origin | Germany |
| Country of manufacturing | Germany |
| Year of manufacturing | 1935-1943 |
| Status of the slide rule | Normal signs of use |
| Material of the slide rule | Celluloid on wood, metal addiator |
| Type of cursor | Metal with glass |
| Status of the box | Normal signs of use |
| Type of box | Crocodile (?) leather |
| Status of the manual | None |
| Collection number | 231 |
| Further comments | Especially the sleeve of this slide
rule is special: a kind of crocodile skin leather. Never seen this
particular type before. With respect to the age: there is no manufacturing date on the slide rule. According to Peter Hollands book however, this type was manufactured between 1935 and 1943.
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