Charles B. Jackson, Managing Editor, Oceans Magazine, La Jolla, California, to Eliot Porter. July 16, 1969.

Edward S. Barnard, Senior Editor, The Reader's Digest, New York, New York, to Eliot Porter. February 5, 1969.

F. C. Seely, Vice President, Shedd-Brown, Inc., Minneapolis, Minnesota, to Eliot Porter. January 29, 1974.

Joan Waricha, Rights and Permissions, Scholastic Magazines Inc., New York, New York, to Eliot Porter. August 16, 1973.

Richard Dow, Editor, New England Museum of Natural History, Boston, Massachusetts, to Eliot Porter. January 5, 1940.

Robert J. Woodward, Photo Editor, The Reader's Digest, New York, New York, to Eliot Porter. February 18, 1969.

David Gebhard, Director, Roswell Museum and Art Center, Roswell, New Mexico, to Eliot Porter. June 12, 1957.

Professor Tom Muir Wilson, Rochester Institute of Technology, Rochester, New York, to Eliot Porter. August 20, 1972.

Rensselaer W. Lee, Princeton University, Princeton, New Jersey, to Eliot Porter. December 12, 1958.

Richard Dow, Editor, New England Museum of Natural History, Boston, Massachusetts, to Eliot Porter. January 19, 1940.

Tim Hill, Editor in Chief, New York Graphic Society, Boston, Massachusetts, to Eliot Porter. September 27, 1976.

Jane M. Bagg, Museum Assistant, Massachusetts Institute of Technology, Cambridge, Massachusetts, to Eliot Porter. July 30, 1951.

Edward S. Barnard, Senior Editor, The Reader's Digest, New York, New York, to Eliot Porter. February 25, 1969.

Charles B. Jackson, Managing Editor, Oceans Magazine, La Jolla, California, to Eliot Porter. June 19, 1969.

Olof S. Sandburg, Assistant to the President, Nife Incorporated, Long Island, New York, to Eliot Porter. December 20, 1954.

Paul W. Lapp, American School of Oriental Research, New York, New York, to Eliot Porter. October 27, 1967.

Sue Davies, Director, The Photographer's Gallery, London, England, to Eliot Porter. January 20, 1975.

Dale T. Johnson, The Art Museum, Princeton University, Princeton, New Jersey, to Eliot Porter. September 23, 1970.

Jane Bagg Cox, Museum Assistant, Massachusetts Institute of Technology, Cambridge, Massachusetts, to Eliot Porter. March 5, 1952.

Brian Burtach, President, Humboldt State College Sierra Club, Arcata, California, to Eliot Porter. February 11, 1969.