Karl Struss, Ithaca, New York, to Elsa. January 28, 1918.

Karl Struss, Ithaca, New York, to Mother. December 27, 1917.

W. E. MacNaughton to Whom it may concern. September 27, 1918.

Major G. Q. Peters to Karl Struss. August 15, 1919.

Elsa and Lilian, New York, New York, to Karl and Etchie. May 10, 1959.

O. L. Griffith, Philadelphia, Pennsylvania, to Karl Struss. May 14, 1922.

Eliot Porter, Santa Fe, New Mexico, to Michael A. Luishaw, Mout Sinai Hospital. February 6, 1969.

Jon Beckmann, Director, Sierra Club Books, San Francisco, California, to Eliot Porter. November 12, 1976.

Catherine J. Cashman, Associated Techdata Inc., Palo Alto, California, to Eliot Porter. July 2, 1969.

John C. Egbert, The Nature Conservancy, Albuquerque, New Mexico, to Eliot Porter. May 17, 1984.

Marlis A. Hadley, The Nature Conservancy, Albuquerque, New Mexico, to Eliot Porter. July 13, 1984.

Kari Aungst, to Bob Rehak, David Lyday, Frank Rizzo, and Marianne Baer. November 18, 1981.

J. H. Anderson, Root & Leakey's Photogarphic Safaris, Nairobi, Kenya, to Eliot Porter. April 29, 1971.

J. R. Hildebrand, National Geographic Magazine, Washington, D.C., to Eliot Porter. May 6, 1940.

Marshall Townsend, Director, The University of Arizona Press, Tucson, Arizona, to Eliot Porter. April 14, 1972.

J. H. Anderson, Root & Leakey's Photogarphic Safaris, Nairobi, Kenya, to Eliot Porter. April 13, 1971.

Cusie Pfeifer, Marcuse Pfeifer Gallery Photography, New York City, New York, to Carlotta Corpron. November 18, 1977.

Personal essay. “Memories of the Brief Visit to New York City.” September 1979.

Jeanne, E. P. Dutton, Inc., New York, New York, to Eliot Porter. April 14, 1983.

Letter from Harvey Brooks, President, American Academy of Arts and Sciences, Boston, Massachusetts. October 12, 1973.