U.S. Geological Survey Photographic Library
What's New Archive - Additions for August 2007C. P. Ross photographs taken of the economic geology within Idaho during 1925 and 1926. M. R. Campbell images of the general geology of Mineral County, Colorado, taken in 1905. E. F. Larsen photos of the economic geology of Mineral County, Colorado, taken from 1911 through 1912. Mineral Specimen Photography donated from USGS employees, the former Bureau of Mines mineral image collection, and the Bringham Young University Department of Geology, Provo, Utah. |