Thomas Baird, Assistant Director, Dumbarton Oaks, Trustees for Harvard University, Washington, D.C., to Eliot Porter. February 3, 1967.

Natalie Roberts, Administrative Director, Friends of the Earth, Inc., San Francisco, California, to Board of Directors and Advisory Council. February 10, 1977.

Richard B. Edwards, Sally Rogers, and Bill Isaacs, Santa Fe, New Mexico, to Eliot Porter. March 29, 1972.

Hugh J. Gourley III, Director, Colby College Art Museum, Waterville, Maine, to Eliot Porter. March 13, 1969.

Eliot Porter, Santa Fe, New Mexico, to Brian Bertach, President, Humboldt State College Sierra Club. February 28, 1969.

Judy George, Freelance Photographers Guild Inc., New York, New York, to Eliot Porter. May 24, 1954.

John M. Good, Superintendent, United States Department of the Interior, Hulls Cove, Maine, to Eliot Porter. June 19, 1969.

Richard M. Ketchum, Editor, Blair & Ketchum's Country Journal, Manchester Center, Vermont, to Eliot Porter. October 19, 1977.

Nell Dorr to John Van Nostrand Dorr. n.d.

John V. N. Dorr, New York, New York, to Walt Disney, Walt Disney Productions, Inc. June 15, 1955.

Burton Cumming, Director of Publications, New York Graphic Society Ltd., Greenwich, Connecticut, to Nell Dorr. December 6, 1962.

Leonard R. Sussman, Executive Director, The American Council for Judaism, New York, New York, to Nell Dorr. April 7, 1957.

Dr. S. L. Reisberg, Books - Records, Inc., New York, New York, to Nell Dorr. January 6, 1956.

David A. Smart, Publisher, Esquire The Magazine For Men, Chicago, Illinois, to John Van Nostrand Dorr. April 6, 1942.

John V. N. Dorr, to Walter Rumsey Marvin, Executive Director, Martha Kinney Cooper Ohioana Library Association. July 19, 1955.

Helen Voorhees, Director, Mount Holyoke College, South Hadley, Massachusetts, to John V. N. Dorr. April 30, 1955.

Frances Follin Jones, Assistant to the Director, The Art Museum, Princeton University, Princeton, New Jersey, to The Dorr Foundation. September 10, 1957.

Maurice Pate, United Nations Children's Fund, New York, New York, to Claribel Goodwin, Dorr Foundation. March 28, 1960.

Carol Speight, South Carolina Wildlife & Marine Resources Department, Columbia, South Carolina, to Eliot Porter. October 9, 1974.

Harry L. Parker, President, American Speedlight Corporation, New York, New York, to Eliot Porter. January 4, 1957.