Fueling the Spirit of St. Louis
MLA
Lindbergh, Charles A. (Charles Augustus), 1902-1974. Fueling the Spirit of St. Louis. Box 5, folder 9. 1927 May 20. https://collections.library.yale.edu/catalog/10014029.
APA, 6th edition
Lindbergh, Charles A. (Charles Augustus), 1902-1974. (["Box 5, folder 9"])(1927 May 20)[Fueling the Spirit of St. Louis]. https://collections.library.yale.edu/catalog/10014029.