National Frontier Trails Museum
- Museum, interpretive center and research library telling the history of the Santa Fe, Oregon and California trails.
- http://www.ci.independence.mo.us/NFTM/

Roscoe Video Rental
- Offers new release and classic video tapes and DVDs for sale, rent and trade.
- http://www.roscoevideo.com/

Oregon-California Trails Association
- Nonprofit organization devoted to the trails of the westward expansion used by 19th century pioneers. Includes listings of trail sites, graves, maps and facts; trail stories; and information about modern treks, publications and genealogy.
- http://octa-trails.org/

Truman Presidential Museum and Library
- Covers the life of America's 33rd President, providing information on archival research, museum exhibits and public programs. Resources include online education, kids page, photos and documents.
- http://www.trumanlibrary.org/

Civil War Book Lady
- Sells publications about the Civil War in the Trans-Mississippi theater of operations; includes research on guerilla bands.
- http://www.civilwarbooklady.com/