The Maryellen Vallier Sadovich Papers include transcripts and handwritten and photocopied documents pertaining to early Nevada history from 1852 to 1934. Documents include information about the boundaries of Nevada; mail service contracts between Utah and California; documents from the Department of the Interior, Office of Indian Affairs concerning reservations in Southern Nevada; a copy of Gibb's Phonetic alphabet of Southern Nevada Native American languages; maps of tributaries in Southern Nevada; notes about the National Archives photographic holdings of Nevada; and documents from mining reports.