Andre Kostelanetz collection at the Library of Congress includes a limited amount of music for Kostelanetz’s commissioned works.
- Creston, Paul, Frontiers
Box 974/folder 3 – parts only
- Grofé, Ferde, Hudson River Suite
Box 735/folder 1 – parts only
- Hovhaness, Alan, Floating World
Box 1215/ folder 29 – edited score
- Laderman, Ezra, Magic Prison
Box 1279/6 – photocopy of an annotated conductor’s score
Some 642 of Andre Kostelanetz's conducting scores and 143 programs are accessible for viewing on the New York Philharmonic digital archives site (https://archives.nyphil.org/ External) including ten of his commissioned works.
- Copland, Aaron, Lincoln Portrait External
- Creston, Paul and Henry Cowell, Images in Flight External
- Grofé, Ferde, Hudson River Suite External
- Hovhaness, Alan, And God Created Great Whales External
- Hovhaness, Alan, Floating World, Ukiyo, OP. 209 External
- Hovhaness, Alan, To Vishnu External
- Kern, Jerome, Portrait for Orchestra (Mark Twain) External
- Laderman, Ezra, Magic Prison (parts) External
- Saint-Saens, Camille and Ogden Nash words, Carnival of the Animals External
- Schuman, William, New England Triptych External
Yale University Library's Irving S. Gilmore Music Library holds sketches and the holograph score of Mayor LaGuardia Waltzes.
- Virgil Thomson papers MSS 29, MSS 29A
Box 29/folder 4