The C. A. Earle Rinker Photograph Collection of Goldfield, Nevada (approximately 1900-1915) contains individual black-and-white photographic prints, photographic albums, black-and-white and tinted postcards, and photographic negatives that document the history of early twentieth century Goldfield, Nevada. The images include photographic prints of Goldfield and surrounding areas during its peak years of 1906-1910; postcards showing scenes of Goldfield, Tonopah, and other areas in central Nevada; and negatives that contain images of Rinker's family and homelife in Indiana and Illinois.

The Nevada Mining Collection is comprised of records that document mining and mines in Nevada from 1842 to 1966. The majority of the collection includes records of various mines and mining companies located in the Esmeralda, Lincoln, Clark, White Pine, and Nye counties, dating from 1900 to 1928. The collection includes financial, administrative, and business related records; photographs of miners, mining camps, and towns; correspondence; maps; newspaper clippings, pamphlets, newsletters, and booklets.

The collection dates from 1942 to 1986 and contains a scrapbook and other materials related to the Nevada Biltmore built by Robert Brooks in Las Vegas, Nevada. The scrapbook includes photographs of the resort and newspaper clippings. It also contains some materials from the Seven Seas restaurant owned by Brooks in Hollywood, California. The collection includes newspaper clippings related to Las Vegas gaming and politics, some photographs of Bob Brooks and his wife Jewel at social events in Las Vegas, and a Biltmore menu and stationary.