Archival objects in this container: 15 Minute Series - Bare Mtn. Quadrangle to Unionville Quadrangle, United States Department of the Interior - Geologic Survey, 1954 15 Minute Series - Hawthorne Quadrangle to Truckee Quadrangle, United States Department of the Interior - Geologic Survey, 1955 15 Minute Series - Ackerman Canyon Quadrangle to Wild Horse Quadrangle, United States Department of the Interior - Geologic Survey, 1956
