Cite

On steps

MLA

Lindbergh, Charles A. (Charles Augustus), 1902-1974. On steps. 22, folder 17. 1934. https://collections.library.yale.edu/catalog/10013255.

APA, 6th edition

Lindbergh, Charles A. (Charles Augustus), 1902-1974. (["22, folder 17"])(1934)[On steps]. https://collections.library.yale.edu/catalog/10013255.