Surveyor’s Pins
National Museum of American History

Surveyor’s Pins

Unknown artist

metal, iron (overall material)
National Museum of American History
CC0 — Public Domain
National Museum of American History

Surveyors measuring the length of a line used pins of this sort to keep track of the number of chains they had used. Preston Bassett received these pins from James L. Davis, who claimed that they had been used by his great great grandfather, James Griswold, in laying out the Erie Railroad in the early 1830s.

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