Correspondence, contracts, financial statements, meeting minutes, newspaper clippings, photographs, press releases, programs, season schedules, and other materials and records relating to the lectures and performances offered by Purdue Convocations from its Lecture and Concert Course beginnings to the present day.

Series largely consists of files kept on performers who appeared, or were scheduled to appear, at Purdue between 1947 and 1979. These files include agent press releases, contracts, correspondence, and programs. The series also includes promotional photographs, circa 1970s; addresses and messages given at Purdue, 1903-1950; performer and performances slides, circa 1972-1982; and three reel-to-reel tapes of the “Diefenbacker Lecture,” 1970.