Laura Gilpin to Walter Frese, Hastings House. November 14, 1945.

Laura Gilpin, Santa Fe, New Mexico, to Graham Holmes, Navajo Area Office. April 28, 1967.

Laura Gilpin, Santa Fe, New Mexico, to Alden F. Megrew, University of Colorado. November 5, 1958.

Barder, Tom, and sons to Etch and Karl. January 5, 1958.

Gael Towey Dillon, Associate Art Director, Studio Books, The Viking Press, New York, New York, to Laura Gilpin. June 29, 1979.

Susan A. Drummonds, Gallery Director, Photography Southwest Gallery, Scottsdale, Arizona, to Laura Gilpin. August 1, 1979.

Leonard Kalina, Leonard Kalina Fine Arts, Venice, California, to Stuart Gentling. April 30, 2004.

Election Report from the League of Conservation Voters. n.d.

Charles Cooper, Director, Contemporary Films Ltd., London, England, to Tine Everhard, The Dorr Foundation. August 5, 1958.

Anne Dirkes Kobor, National Geographic Society, Washington, D.C., to Eliot Porter. July 9, 1963.

Beaumont Newhall, Curator, George Eastman House, Rochester, New York, to Eliot Porter. November 19, 1956.

Manuscript text. n.d.

F. Quellmalz, Jr., Secretary-Treasurer, Photographic Society of America, New York, New York, to Laura Gilpin. November 21, 1939.

Willa Percival, New York, New York, to Laura Gilpin. September 18, 1962.

B., Saint Louis, Missouri, to Pa [Eliot Porter] and Aline. October 9, 1987.

Angeline Myra Keen, Palo Alto, California, to Laura Gilpin. October 14, 1973.

Robert Ketchum, Sun Valley, Idaho, to Eliot Porter. November 16, 1970.

Laura Gilpin, Colorado Springs, Colorado, to Erna Fergusson. June 19, 1939.

Laura Gilpin to Frank Wardlaw, Director, University of Texas Press. June 1, 1963.

Memorandum to Members of the Birds of Prey Natural Area Committee. July 26, 1978.