Ruth Silverman, International Center for Photography, New York, New York, to Carlotta Corpron. December 12, 1979.

Karl Struss, Grand Canyon, Arizona, to Mother. February 22, 1919.

Karl Struss, Los Angeles, California, to Mother. March 13, 1919.

Cusie Pfeifer, Marcuse Pfeifer Gallery Photography, New York City, New York, to All Gallery Artists. July 1, 1982.

Karl Struss, Los Angeles, California, to Mother. March 3, 1919.

Karl Struss, Los Angeles, California, to Mother. March 9, 1919.

Gene M. Gressley, Director, The University of Wyoming, Laramie, Wyoming, to Eliot Porter. January 16, 1978.

Thomas Peter Bennett, President, The Academy of Natural Sciences, Philadelphia, Pennsylvania, to Eliot Porter. May 13, 1983.

Maurice Wohlgelernter, Baruch College, New York, New York, to Eliot Porter. November 28, 1979.

Robert Cardillo, Technical Director, Visual Resources for Ornithology, Philadelphia, Pennsylvania, to Eliot Porter. January 6, 1983.

Frank B. Gill, The Academy of Natural Sciences, Philadelphia, Pennsylvania, to Eliot Porter. December 29, 1981.

Joseph Coburn Smith, President, The Portland Camera Club, Portland, Maine, to Eliot Porter. May 7, 1974.

Harold Kuebler, Editor, Hanover House, New York, New York, to Eliot Porter. February 19, 1959.

Gene M. Gressley, Director, The University of Wyoming, Laramie, Wyoming, to Eliot Porter. December 19, 1977.

William Howze, Director of Special Programs, Amon Carter Museum, to Eliot Porter. November 4, 1987.

Frank J. Sulloway, II, Cambridge University, Cambridge, England, to Eliot Porter. December 28, 1968.

Dr. P. Fischel, Hanover House, New York, New York, to Eliot Porter. February 23, 1959.

Allen Schor, Wein Products Inc., Los Angeles, California, to Eliot Porter. October 27, 1969.

J. P. Myers, Director, Visual Resources for Ornithology, Philadelphia, Pennsylvania, to Eliot Porter. March 6, 1985.

Rob Cardillo, Technical Director, Visual Resources for Ornithology, Philadelphia, Pennsylvania, to Eliot Porter. December 8, 1982.