This collection is made up of 91 pieces of sheets of music from various composers in the early 20th century. The primary genre of the collection is Ragtime music. Many of the covers have been autographed by their composers. This collection houses highly visual and artistic material with various colors and designs depicted.

This collection is made up of 76 pieces of sheets of music from various composers in the early 20th century. There are numerous genres in this collection including marches, polkas, waltzes, and ragtime. There are a number of pieces by local composers and/or publishers. Many pieces feature photographs or illustrations of the Louisiana Purchase Exposition. This collection houses highly visual and artistic material with various colors and designs depicted.

This collection contains primarily music books that fall under the genre of opera. These books were collected by William N. Degenhart as he performed around the St. Louis area. Many of the pieces collected were composed by world famous artists like William Shakespeare, Richard Wagner, and Johann Strauss.