| Bozeman Trail Scrapbook Wyoming The Books And Photos Of Elsa Spear | Elas Spear |
| Circular Of General Information Regarding Yellowstone National Park Wyoming | National Park Service |
| Deaths In Yellowstone Wyoming Accidents And Foolhardiness In The First National Park | Lee H. Whittlesey |
| Genealogical Guide To Wyoming | Joyce V. Hawley Spiros |
| Jackson Hole Wyoming Journal Teton County Wyoming | Nathaniel Burt |
| Sheridan County Heritage Wyoming | Sheridan County Extension Homemakers Council |
| The History Of Wyoming With An Appendix Containing A Statistical Account Of The Valley And Adjacent Country | Issac A. Chapman |
| Wyoming 1870 Territorial Census Index | Ronald V. Jackson |
| Wyoming 1910 Census Index Heads Of Households And Other Surnames | Bryan Lee Dilts |
| Wyoming A Guide To Historic Sites | R. D. Maxfield |
| Wyoming’s Historic Forts | Barbara Fifer |