Sprague Library has thousands of sound recordings on compact discs, 33 1/3 rpm discs (vinyl) and cassette tape. They can be found by searching the Sprague Library catalog. They may be checked out for use within the Library or at home.
Below is just a taste of what is available:
The Naxos Music Library iPhone app was designed with institutional users in mind, so a subscription through a university or library such as MSU's Harry A. Sprague works. It just works little differently on an iPhone than on a computer.
For more information and a neat video that shows how to use this app visit: