Charles D. Michener served as Professor of Entomology at the University of Kansas from 1948 until 1989, when he achieved Emeritus status. This collection consists primarily of correspondence reflecting Michener's research interests, as well as his activities in related professional organizations.

Beamer taught at the Entomology Museum at the University of Kansas from 1914-1955. This collection consists of his field notes and research from 1913-1941 and 1946-53, along with photographs from field expeditions in various states throughout the United States and in Mexico and Canada from 1930-1950.