Certain of the collection's photographs show Virgil Freed and his research in agricultural chemistry, primarily pesticide use. Formats include black and white prints; black and white camera negatives (35-mm, 120, and 4x5) and contact sheets; color slides; and color prints. Subjects include research equipment and laboratories; conferences, lectures, and demonstrations; and spraying equipment including a spray plane. Individuals shown include Virgil Freed; Roy A. Young; Hernan Lopez; and Kenneth J. Munford.
The collection also includes a black and white print of J.P. (Joseph Parke) Mehlig and President Robert MacVicar at the OSU commencement, ca. 1975.