| Faber-Castell 4/22 | |
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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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Bottom of the slide rule |
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| Box | |
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| Length | 56 cm |
| Number of scales | 14 |
| Country of origin | UK |
| Country of manufacturing | Germany |
| Year of manufacturing | 1959 |
| Status of the slide rule | Normal signs of use (only slight damage to cursor) |
| Material of the slide rule | Celluloid on wood |
| Type of cursor | Clear plastic |
| Status of the box | Heavily damaged |
| Status of the manual | None |
| Collection number | 186 |
| Further comments | T
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