Special collections with rare or historical documents, sheet music, recordings, and ephemera can be excellent sources for your research. We are highlighting several collections on this page that you can browse here in person (in the case of the UIUC special collections materials) or online (in the case of digital collections at the bottom of the page).
The Rare Book & Manuscript Library (RBML) has a few collections focusing on 19th and 20th century theatre. If you need to consult primary sources for your research or just want to check out some of the library's special materials, the two collections listed below are an excellent place to start!