MLA

Lindbergh, Charles A. (Charles Augustus), 1902-1974. Charles Augustus Lindbergh, Jr., with Anne Morrow Lindbergh, Elizabeth Cutter Lindbergh and Annie Spencer Cutter (portraits). Box 67, folder 1. 1930. https://collections.library.yale.edu/catalog/10012440.

APA, 6th edition

Lindbergh, Charles A. (Charles Augustus), 1902-1974. (["Box 67, folder 1"])(1930)[Charles Augustus Lindbergh, Jr., with Anne Morrow Lindbergh, Elizabeth Cutter Lindbergh and Annie Spencer Cutter (portraits)]. https://collections.library.yale.edu/catalog/10012440.