Bronze triangulation station mark, American, 1915-1920

Made:
1915-1920 in United States
Triangulation Station Mark, bronze

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Triangulation Station Mark, bronze
Science Museum Group
© The Board of Trustees of the Science Museum

Triangulation Station Mark, bronze, United States Coast and Geodetic Survey, 1915-20.

Details

Category:
Surveying
Object Number:
1920-81
Materials:
bronze (copper, tin alloy)
Measurements:
overall: 70 mm 90 mm, .415kg
type:
triangulation mark
credit:
U.S. Coast and Geodetic Survey