Physician and physical anthropologist William Montague Cobb (1904-1990) was the first African-American in anthropology. He was also involved in civil rights activism. This is a spreading metal caliper with curved, rounded ends. There is a crossbar scale that slides as the rounded ends get farther apart. The small circular screw that holds the scale in place has become detached.

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Size: 3895px × 3403px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No

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