The Frederic Davis photograph collection includes photographs and negatives taken by Davis from 1954 to 1998. A pathology doctor servicing the Walla Walla Valley, these photographs document his personal interests in historic automobiles, Walla Walla Valley events and locations.

The Walla Walla Fair and Frontier Days Collection houses materials related to the Walla Walla Fair and Frontier Days and its predecessors: the Southeastern Washington Fair, the Southeastern Washington Fair and Frontier Days, and Walla Walla Frontier Days. The materials date from 1870 to 2002.