Cite

Music/Concerto, violin, orchestra

MLA

Koch, Frederick R. (Frederick Robinson). Music/Concerto, violin, orchestra. Box 202, folder 1544. 1943. https://collections.library.yale.edu/catalog/2067575.

APA, 6th edition

Koch, Frederick R. (Frederick Robinson). (["Box 202, folder 1544"])(1943)[Music/Concerto, violin, orchestra]. https://collections.library.yale.edu/catalog/2067575.