The Wallace De Pue papers consist of sheet music composed by Wallace De Pue. Some of the compositions include drafts as well as the finished piece. The pieces include choral music, orchestral music and a few operas. The collection also contains a small amount of correspondence as well as concert programs, and honors and awards. Also included is a reminiscence about the influence of Mary Tolbert in Wallace De Pue's childhood. There are also CDs and a cassette of some of De Pue's works, a film labeled "BGSU Opera" and a video labeled "Something Special- Wallace De Pue, Maumee Seaway Commander’s Chorus, R. D. Mathey, Director BGSU."