Bevel Protractor

Image: Bevel Protractor

Detailed Description

Object has its original Case. A graduated circular protractor with pivoting arm, it is used for measuring or marking off angles. This instrument was manufactured by Bowen & Company and was first used by the U.S. Army Corp of Engineers before being transferred to the U.S. Geological Survey. Object ID: USGS-000252


Image Dimensions: 1227 x 954

Location Taken: US