Cite

F635. Selecting Coal From Fire.

MLA

McClintock, Walter, 1870-1949. F635. Selecting Coal From Fire.. Box 137, folder 6321. 1906 Spring. https://collections.library.yale.edu/catalog/10452005.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 137, folder 6321"])(1906 Spring)[F635. Selecting Coal From Fire.]. https://collections.library.yale.edu/catalog/10452005.