The Si Zentner Collection of Music Scores consists of copyright agreements and original music scores from the career of musician Si Zentner. The manuscripts span from 1957 through 1996.

The Frank F. Watts Collection of Casino Memorabilia (1880-1990) consists of gaming tokens and chips, matchbooks, and other memorabilia from Nevada and international casinos. The collection also contains items related to early Northern Nevada history including a salt ledger from 1880 as well as a wanted poster from 1913.