Arthur Brackman, Freelance Photographers Guild, Inc., New York, New York, to Laura Gilpin. July 25, 1962.

Virginia Rice, Representing Authors, New York, New York, to Laura Gilpin. November 12, 1958.

Jean S. Tucker, Research Fellow, University of Missouri-St. Louis, St. Louis, Missouri, to Laura Gilpin. February 9, 1976.

Laura Gilpin, Santa Fe, New Mexico, to David McAlpin. December 3, 1971.

Laura Gilpin, Santa Fe, New Mexico, to Susan King, Registrar, San Francisco Museum of Art. May 28, 1975.

B. to Eliot Porter. November 21, 1977.

General Stuart Heintzelman

General Stuart Heintzelman

General Stuart Heintzelman

General Stuart Heintzelman

Philip Standing Soldier

The International Fund For Concerned Photography Inc. Information. n.d.

Draft text. n.d.

Louise D. Bodine and Evelyn S. Day, Sponsor Committee Chairman, Wildlife Art Expo, Academy of Natural Sciences, Philadelphia, Pennsylvania, to Mr. and Mrs. Porter. April, 1984.

Henry A. Millon, Chairman, Arts Committee, American Academy of Arts and Sciences, Cambridge, Massachusetts, to Eliot Porter. June 12, 1981.

Jon M. Burris, Director of Photography, National Cowboy Hall of Fame and Western Heritage Center, Oklahoma City, Oklahoma, to Laura Gilpin. February 8, 1978.

"My Wilderness: The Pacific West" by William O. Douglas. 1960.

1986 Hal Borland Award Fact Sheet. n.d.

Charles Cooper, Director, Contemporary Films Ltd., London, England, to Tine Everhard, The Dorr Foundation. August 22, 1958.