Cite

Testing the Sirius

MLA

Lindbergh, Charles A. (Charles Augustus), 1902-1974. Testing the Sirius. Box 10, folder 10. 1930 March. https://collections.library.yale.edu/catalog/10011496.

APA, 6th edition

Lindbergh, Charles A. (Charles Augustus), 1902-1974. (["Box 10, folder 10"])(1930 March)[Testing the Sirius]. https://collections.library.yale.edu/catalog/10011496.