The Music Library has vocal scores and vocal selections of many musicals. The general call number for vocal scores is M1503, and the call numbers for vocal selections are M1507 and M1508. Within these call numbers, scores are shelved alphabetically by composers' last names. You can also "browse" the library's vocal scores and selections when you search by Subject Heading. In the Libraries' Catalog, choose Basic Search. Type "musicals-vocal scores" into the search box, and select "Subject Heading" from the dropdown menu on the right. For vocal selections, use Advanced Search. In the first box, type "musicals," and in the second box type "vocal selections." Here is a link to the vocal selections:
The Singer's Musical Theatre Anthology is a multi-volume set that is a good source for vocal selections. Each volume has songs for a particular voice type. This series is on reserve in the Music Library and may be checked out for three days.
The Music Library has many librettos of musicals. To see a list of them, search with the subject heading Musicals-Librettos.
If you are looking for a particular libretto, for example, The Fantasticks, go to the Libraries' home page and select Libraries Catalog, then Advanced Search. Type the title of the musical in the first box, "fantasticks," and, in the second box, type the word "libretto," then click Search.
M1500 Full scores of operas and musicals
M1503 Vocal scores of operas and musicals
M1507 Anthologies from opera and musical theatre (some vocal selections)
M1508 Vocal selections from musicals and operas