Idaho territorial warrants (1866-1889); Boise and Idaho County warrants (1871-1886); Idaho territorial coupons; mining stock certificates, miscellaneous receipts and business cards; eleven books in Swedish language; advertising flyers and copies of Nelson's poetry; and memorabilia. Also includes "The Cost to the State of Idaho of the Haywood Trial" and "Haywood Trial, Closing Argument of W.E. Borah."

Records of the Consolidated Mining Syndicate and abstracts of mining properties throughout Idaho; papers relating to Johnesse's wife, Mary Patten, including correspondence as state chair for the Democratic Party in Idaho during the 1930s, concerning her unsuccessful candidacy for Congress in 1938, and relating to the parish of St. Michael's Cathedral in Boise; photographs and memorabilia.