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Faber-Castell 11/22 Disponent |
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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 | 29 cm |
| Number of scales | 13 |
| Country of origin | Germany |
| Country of manufacturing | Germany |
| Year of manufacturing | 1947 |
| Status of the slide rule | Yellowed and a bit warped |
| Material of the slide rule | Celluloid on wood |
| Type of cursor | Metal with glass |
| Status of the box | |
| Type of box | Came in a 1/87 box which is a bit damaged |
| Status of the manual | None |
| Collection number | 210 |
| Further comments | |
