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Description: | Brass beam compass in walnut case; divided to 13 inches, reading by vernier to 0.01 inches; engraved "L. Casella, London"; same length divided also to 108, reading to 1/100; one screw from box missing, also pen and pencil | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Subjects: | compasses (drawing instruments) beam compasses | Temporal: | 1838-1901 | Source: | Science Museum | Creator: | L. Casella | Identifier: | 1923-416 | Go to resource |
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