Cite

Music/Symphony, no. 2: score

MLA

Koch, Frederick R. (Frederick Robinson). Music/Symphony, no. 2: score. Box 305, folder 1647. 1959-60. https://collections.library.yale.edu/catalog/2017094.

APA, 6th edition

Koch, Frederick R. (Frederick Robinson). (["Box 305, folder 1647"])(1959-60)[Music/Symphony, no. 2: score]. https://collections.library.yale.edu/catalog/2017094.