The C. A. Earle Rinker Papers (1880-1960) contain materials that document the history of early twentieth century Goldfield, located in central Nevada, as well as the life of Rinker. Materials in the collection include correspondence, mining prospectuses, maps, ledgers, souvenirs, photographic negatives, and ephemera that document mining and daily life. Also included is biographical material that tells the story of Earle Rinker and his family before 1906 and after 1909, documenting his life in Indiana and Illinois.

The Bob Coffin Political Papers (approximately 1861-2021) document the political career of independent Democrat Bob Coffin who served in the Nevada Assembly, State Senate, and Las Vegas City Council from 1983 to 2019. Collection materials primarily consist of legislative research files associated with Coffin's committee assignments. City Council records in this collection include budget files, constituent concerns, and city project files. The collection also includes election materials used for Coffin's political campaigns and include posters, mailers, as well as newspaper clippings and information on Coffin's opponents.