Liliane de Cock Morgan, ed., Ansel Adams (Hastings on Hudson, 1972), pl. 42
Ansel Adams, The Camera (Boston, 1980), fig. 2-1
Ansel Adams, Examples: The Making of 40 Photographs (Boston, 1983), p. 152
Ansel Adams, Ansel Adams: An Autobiography (Boston, 1985), p. 227
James Alinder and John Szarkowski, Ansel Adams: Classic Images (Boston, 1985), pl. 14
Mary Street Alinder and Andrea Gray Stillman, Ansel Adams: Letters and Images 1916-1984 (Boston, 1988), p. 99
Wanda M. Corn, Georgia O"Keeffe: Living Modern (New York, 2018), p. 127
Susan Danly, Georgia O"Keeffe and the Camera: The Art of Identity (New Haven, Connecticut, 2008), pp. 15 and 63
Karen E. Haas and Rebecca A. Senf, Ansel Adams in the Lane Collection (Boston, 2005), pl. 45
John P. Schaefer, The Ansel Adams Guide Book 1: Basic Techniques of Photography (Boston, 1992), p. 43
Andrea Gray Stillman, ed., Ansel Adams: The Grand Canyon and the Southwest (Boston, 2000) , p. 37
Andrea Gray Stillman, ed., Ansel Adams: 400 Photographs (Boston, 2007), p. 157
Andrea Gray Stillman, Looking at Ansel Adams (Boston, 2012), p. 94