- Boulder County, Colorado Treasurer, Register of Accounts, 1867-1880: An Annotated Index
- Boulder County, Colorado Surveys and Mineral Claims at the General Land Office, 1859-1876: An Annotated Index
- Boulder County, Colorado County Court Index Book I, Plaintiffs and Defendants: An Annotated Index
- Boulder City Town Company Lot Sales 1859-1864: An Annotated Map Guide
- Boulder County, Colorado District Court Judge's Docket, Vol 1, 1867-1872: An Annotated Index











