The J. R. Lane Illuminating, Lubricating, and Fuel Oil Company Receipt Book (1908) consists of one receipt book listing the names of customers and purchases made in Rhyolite, Nevada in 1908. This material was formerly known as the Nell Laird Collection.

The Franklin M. Murphy Geological Papers (1919-1956) contain surveys, lectures, reports, correspondence, newspaper clippings, bulletins, maps, and dam site investigations from six different states in the American west. Also included are mining projects, photographs, scrapbooks, albums, school papers, and Murphy's thesis.

The George Knox Roth Collection (1959-1980) consists of newspaper clippings (including photocopies), magazine articles, newsletters, technical reports and publications, correspondence, notes, and photographs relating to the Atomic Energy Commission, the environmental impact of nuclear testing in Nevada, Nevada mining, Airwest and the Hughes Airport, and other aspects of Howard Hughes’ Nevada operations. The George Knox Roth Collection also includes correspondence and expense reports related to his own company, General Research Consultants.