USGS Topographers at Work

Image: USGS Topographers at Work

Detailed Description

Two USGS topographers circa 1925, working with an alidade and plane table. The man on the left is believed to be Roland Whitman Burchard, who was the topographer for the USGS Grand Canyon Expedition of 1923.


Image Dimensions: 2783 x 2093

Location Taken: US