| Faber-Castell 67/87 Rietz | |
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Front variation 1 |
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Front with inch scale |
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| Front variation 3 (collection number 136) | |
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Back |
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Back variation 1 (collection number 135) |
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Front without slide |
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Back of the slide |
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Sleeve variation 1 |
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Sleeve variation 2 |
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| Length | 15 cm |
| Number of scales | 11 |
| Country of origin | Germany/UK |
| Country of manufacturing | Germany |
| Year of manufacturing | 1955, 1959,1961,1972 |
| Status of the slide rules | Normal signs of use |
| Material of the slide rule | Plastic |
| Type of cursor | Clear plastic |
| Status of the box | Normal signs of use |
| Type of box | Green plastic sleeves |
| Status of the manual | None |
| Collection number | 23, 24,28 |
| Further comments | One of the most common Faber-Castell slide rules. It can often be found with company logos printed on the back of the slide rule or on the sleeve. |
