Cite

FS-71. Grass Dance. Only Warriors Took Part.

MLA

McClintock, Walter, 1870-1949. FS-71. Grass Dance. Only Warriors Took Part.. Box 147, folder 7821. undated. https://collections.library.yale.edu/catalog/10453391.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 147, folder 7821"])(undated)[FS-71. Grass Dance. Only Warriors Took Part.]. https://collections.library.yale.edu/catalog/10453391.