Marjorie Darling, Waco, Texas, to Eliot Porter. August 2, 1988.

Walter Frese, New York, New York, to Laura Gilpin. January 22, 1942.

Internal Revenue Service Center Receipt. December 31, 1970.

"In Support of Color Photography." n.d.

Nell Dorr to David A. Smart. Esquire. April 9, 1940.

"Spiders." n.d.

Fred H. Kennedy, Regional Forester, United States Department of Agriculture Forest Service, Albuquerque, New Mexico, to Eliot Porter. January 29, 1963.

Richard Dorrell, Richard Dorrell Interests, Austin, Texas, to Laura Gilpin. February 6, 1979.

Laura Gilpin, Santa Fe, New Mexico, to Georgia O’Keeffe. January 16, 1953.

Peach Mayer, Santa Fe, New Mexico, to Aline and Eliot. August 6, 1974.

B. [Ellen Auerbach], New York, New York, to Bu [Eliot Porter]. December 12, 1979.

Laura Gilpin, Santa Fe, New Mexico, to Shirley O’Hara. September 28, 1958.

Laura Gilpin, Santa Fe, New Mexico, to Walter L. Goodwin, Duell, Sloan & Pearce. January 24, 1950.

Laura Gilpin, Santa Fe, New Mexico, to James D. Burke, Yale University Art Gallery. April 27, 1976.

Photocopy of Chapter IV, "The Man-O'-War Birds of Tower." n.d.

James D. Burke, Curator of Prints and Drawings, Yale University Art Gallery, New Haven, Connecticut, to Laura Gilpin. December 2, 1974.

"Keep Out!" by Carol Veitch. n.d.

George Henry High, Chairman, Century of Progress Photographic Exhibition, Chicago Camera Club, Chicago, Illinois, to Laura Gilpin. September 12, 1933.

Laura Gilpin, Santa Fe, New Mexico, to Janice Queener, Curatorial Intern, Dayton Art Institute. June 18, 1976.

Publishing Agreement between Eliot Porter and the Sierra Club. n.d.