| Faber-Castell 398 | |
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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 |
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| Box | |
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| Length | 30 cm |
| Number of scales | 14 |
| Country of origin | UK |
| Country of manufacturing | Germany |
| Year of manufacturing | 1931 |
| Status of the slide rule | Normal signs of use |
| Material of the slide rule | Celluloid on wood |
| Type of cursor | Aluminium with glass |
| Status of the box | Light damage |
| Status of the manual | None |
| Collection number | 39 |
| Further comments | This is an English version with an
inch scale on the top.
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