Museum object · Tools and Equipment
Sliding caliper used by Dr. Montague Cobb
mid 20th century
Washington, District of Columbia, United States, North and Central America
Source catalog description
This description refers to material held by Smithsonian National Museum of African American History and Culture. Visual details below describe the original material.
This is a metal caliper with a sliding scale. The head has pointed edges. The top section is fixed in place, while the lower section moves up and down the ruler. A small screw is present at the side of the lower section.
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Sources & collection details
Smithsonian National Museum of African American History and Culture — original record ↗
Catalog metadata · CC0 · Source checked 2026-10-13
Catalog reference: 2014.308.2
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