Collection
- Manuel Komroff papers, 1897-19791
- Marilyn Crispell papers, 1980-20211
- Mario Lombardo Scores, 1972-20081
- Mark Tucker papers, 1939-2000, bulk 1980s1
- Maurice Peress papers, 1898-1923, 1950s-20171
- Moncure Daniel Conway papers, 1847-19071
- Mort Lindsey scores and papers, 1909-2007, bulk 1942-20071
- Nicolai Berezowsky papers, 1893-19541
- Park Benjamin papers, 1645-19251
- Peter Schickele Papers, 1874-2013, bulk 1955-20131
- Richard L. Simon papers, 1915-19921
- Samson Raphaelson papers, 1916-19821
- Samuel and Bella Spewack papers, 1920-19801
- Serge Prokofiev Archive, 1917-20121
- Sid Ramin papers, circa 1957-2009, bulk 1957-19951
- Siegfried Sassoon papers, 1894-19661
- Sitwell family letters and manuscripts, 1928-19781
- Solomon Pimsleur papers, 1914-19621
- Tony Kushner papers, 1920, 1961-20181
- Ulysses Kay papers, 1894-2017, bulk 1938-19951