Material Specific Details: Box 1: Holds materials informing the creator's stance on his connection to the Jefferson/Hemings line. Research notes, genetic testing results, and correspondence form a majority of the series. Individual families researched are Jefferson, Hemings, Woodson, Wayles, Beverly, Hall, Randolph, Colbert, Corcoran, Gerick, Nagel, Fischer, Tedtsen, and King. There is particular focus on the Hall line's connection to Jefferson and Hemings families as substantiated by traditional scholarship and genetic testing.

Material Specific Details: Holds materials that establish the Hall line and creator's place in it. Within the Hall line, dossiers exist on specific family members, including Lewis and Philippine Keseberg.

Material Specific Details: Contains materials – newspaper clippings, images, and certificates – relative to the athletic history of Best, most notably his participation in slow and fast pitch softball.

Material Specific Details: Holds material on antebellum Sacramento's prison ship La Grange and Sutter's Fort. Research notes, correspondence, newspaper clippings, and ephemera populate the series.

Material Specific Details: Contains graphical representations of the Jefferson/Hemings/Hall lines, copies of photographic images of children at Rio Linda School in 1955, a mounted image of Thomas D. Best playing fast pitch softball in 1973, and a clipping from the October 13, 2006, Sacramento Bee addressing the creator's connection to the Jefferson and Hemings families. Series in stored in an acid-free folder.