Cite

19. [Looking South From the Continental Divide Towards a High Peak.]

MLA

McClintock, Walter, 1870-1949. 19. [Looking South From the Continental Divide Towards a High Peak.]. Box 60, folder 2947. 1941. https://collections.library.yale.edu/catalog/2008363.

APA, 6th edition

McClintock, Walter, 1870-1949. (["Box 60, folder 2947"])(1941)[19. [Looking South From the Continental Divide Towards a High Peak.]]. https://collections.library.yale.edu/catalog/2008363.