Three geologists and a plane

Three men stand in front of a single-engine airplane in an open field.

Detailed Description

Three pioneers of USGS geological studies, in 1965, from left to right: Parke D. Snavely, Jr., Robert E. Wallace, and Thomas W. Dibblee, in front of a 1964 Cessna 182G Skylane.


Image Dimensions: 3735 x 3700

Date Taken:

Location Taken: CA, US