| Faber-Castell 1/61/361 | |
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Front |
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Back |
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Front without slide |
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Box |
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| Length | 29 cm |
| Number of scales | 6 |
| Country of origin | UK |
| Country of manufacturing | Germany |
| Year of manufacturing | 1936 |
| Status of the slide rule | Normal signs of use |
| Material of the slide rule | Celluloid on wood |
| Status of the box | Heavily damaged |
| Status of the manual | None |
| Collection number | 140 |
| Further comments | This is an English version of the 1/61/361 with an inch-scale on the top. |
