US Army School of Military Aeronautics Special Order no. 7. February 7, 1918.

Dave McAlpin, Cruz Bay, St. John, United States Virgin Islands, to Eliot Porter. February 4, 1983.

Samuel A. Grimes, The Respess-Grimes Engraving Co., Inc., Jacksonville, Florida, to Eliot Porter. January 13, 1955.

Frederick Keasbey, Marriott's Cove, Nova Scotia, to Karl Struss. September 2, 1923.

Karl Struss to American Railway Express Co., Hollywood, California, August 7, 1925.

Frederico E. Virella, Caguas, Puerto Rico, to Luis Munoz Marin. November 25, 1957.

A. B. Heinsbergen, Malibu, California, to Karl Struss. Regarding “Watergate.” April 10, 1974.

[Indecipherable], British West Indian Airways, Ltd., to Karl Struss. April 9, 1958.

[Nare?] Justice, New York, New York, to Karl Struss. June 13, 1958.

Karl Struss to Los Angeles County Museum. Carbon copy. February 12, 1961.

Typed entry card for Pictorial Photography in America, Volume 4, 1926. May 11, 1926.

Anne Dirkes Kobor, Illustrations Editor, National Geographic Society, Washington, D.C., to Eliot Porter. March 31, 1972.

Huey D. Johnson, Acting Executive Director, The Nature Conservancy, Washington, D.C., to Eliot Porter. August 2, 1966.

Frank E. Karelsen, Karelsen Karelsen Lawrence & Nathan, New York, New York, to John A. Mitchell, Mitchell, Mitchell & Alley. November 26, 1973.

Kent W. Wommack, Director of Land Protection, The Nature Conservancy, Brunswick, Maine, to Eliot Porter. June 27, 1984.

Karl Struss, Hollywood, California, to Mother, New York, New York. June 11, 1920.

Edwin Bower Hesser, Hollywood, California, to Karl Struss. January 19, 1925.

Barnet G. Braverman, Santa Monica, California, to Karl Struss. October 12, 1928.

Lucy S. Silke, Board of Education, Chicago, Illinois, to Karl Struss. December 5, 1923.

Ralph E. Smith, California Camera Club, San Francisco, California, to Karl Struss. n.d.