The Erling E. Kildahl scrapbooks and papers contains thirteen scrapbooks compiled by Erling Kildahl. The scrapbooks contain information concerning the Purdue Theatre and Purdue Playshop productions, as well as the Lafayette Little Theatre and the Pasadena Playhouse. Newspaper clippings of the productions as well as set and cast photographs can be found in the scrapbooks. Journal articles that Professor Kildahl contributed to can be found within the collection as well.

The Purdue University Theatre records contains playbills, posters, and photos from the Purdue Theatre and other student theatre productions. The collection also contains programs from Convocations.