Cite

Group, 1935 December 31

MLA

Lindbergh, Charles A. (Charles Augustus), 1902-1974. Group, 1935 December 31. Box 23, folder 7. 1935 December 31. https://collections.library.yale.edu/catalog/10011314.

APA, 6th edition

Lindbergh, Charles A. (Charles Augustus), 1902-1974. (["Box 23, folder 7"])(1935 December 31)[Group, 1935 December 31]. https://collections.library.yale.edu/catalog/10011314.