Mrs. Llewellyn Thompson, Director, Art in Embassies Program, Washington, D.C., to Eliot Porter. January 31, 1973.

Permission Request for selections from "In Wildness Is the Preservation of the World" and "Summer Island, Penobscot Country." n.d.

Contract between Eliot Porter and C. P. Dutton & Co., Inc. December 30, 1969.

Wendy Goldwyn, Associate Editor, Sierra Club Books, to Eliot Porter. September 29, 1975.

Wade Van Dore, Clearwater Beach, Florida, to Eliot Porter. July 10, 1978.

Loan Agreement between Eliot Porter and The University of New Mexico. December 4, 1972.

John Macrae, III, President, E. P. Dutton & Co., Inc., New York, New York, to Eliot Porter. May 22, 1972.

Theodore Wilentz, Publications Manager, Sierra Club, New York, New York, to Eliot Porter. May 13, 1970.

Kirby Nickels, Chanticleer Press, Inc., New York, New York, to Eliot Porter. December 17, 1970.

Jack Loeffler, Santa Fe, New Mexico, to Mrs. Porter. March 31, 1971.

Eliot Porter to Dr. William Ruckelshaus, Environment Protection Agency. May 2, 1971.

[Eliot Porter] to John B. Oakes, Editorial Page Editor, The New York Times. January 8, 1979.

Agreement between Eliot Porter and Book-of-the-Month Club. March 14, 1969.

Elodie Courter, Director, The Museum of Modern Art, New York, New York, to Eliot Porter. July 23, 1946.

Harold W. Hoffman, Hoffman Agency, Dallas, Texas, to Eliot Porter. April 15, 1975.

Julia C. Southerland, Chief Attorney, Health and Social Services Department, Santa Fe, New Mexico, to All Participants. February 6, 1970.

Simon L. Scheiner, Cherry Hill, New Jersey, to Eliot Porter. February 8, 1972.

Elizabeth Wilson, Sierra Club, San Francisco, California, to Eliot Porter. February 6, 1963.

Beaumont [Newhall], New York, New York, to Eliot Porter. November 1, 1945.

James Thrall Soby, Chairman, The Museum of Modern Art, New York, New York, to Eliot Porter. October 10, 1963.