| Type: | Slide rule |
|---|---|
| Manufacturer: | Faber-Castell |
| Made/printed in: | Germany |
| Donated by: | Constantinos Memos |
| Production/publication year: | 1964 |
There are two three digit numbers stamped at the back of the stock: 464 and 802. A brief search on the Internet indicates that the first one is likely to be the manufacturing date, 4/64
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