Trammell Crow, Dallas, Texas, to Scott Gentling. September 25, 1968.

Clarence John Laughlin, New Orleans, Louisiana, to Carlotta Corpron. July 25, 1977.

Joseph Krutch, Tucson, Arizona, to Miss Howe. October 26, 1953.

J. Evetts Haley, Field Secretary, The Panhandle-Plains Historical Society, Canyon, Texas, to Erwin E. Smith. May 3, 1928.

David Donoho, Photographs, Santa Clara, California, to Laura Gilpin. June 8, 1974.

Higher Than Pikes Peak

Barder, Tom, Powell, Richie, and Craig to Etch and Karl. December 16, 1957.

Vista de Chapultepec y el Molino del Ray. Tomada en la Casa de Mata. / View of Chapultepec and Molino del Rey. From Casa de Mata.

Deborah S. Lipman, Photo Librarian, Allyn and Bacon, Inc., Boston, Massachusetts, to Sierra Club. December 17, 1968.

Susan [A.] Smith, Director of Support Services, National Geographic Magazine, Washington, D.C., to Eliot Porter. March 16, 1989.

Carol Cartaino, Editor, Trade Book Division, Prentice, Hall, Inc., Englewood Cliffs, New Jersey, to Laura Gilpin. July 20, 1976.

Mary Sue Walsh, Secretary to Ms. Gilpin, Santa Fe, New Mexico, to Andrea D. Ruben, Assistant to the Curators, Phoenix Art Museum. September 10, 1979.

Susan [A.] Smith, Director of Support Services, National Geographic Magazine, Washington, D.C., to Eliot Porter. December 13, 1988.

Vincent Garroffolo, Guadalupe Gallery, Albuquerque, New Mexico, to Laura Gilpin. June 28, 1947.

John Macrae, III, President, E. P. Dutton & Co., Inc., New York, New York, to Eliot Porter, October 25, 1976.

Laura Gilpin, Santa Fe, New Mexico, to East Street Gallery. May 14, 1973.

Laura Gilpin to Barbara Spielman, University of Texas Press. May 2, 1968.

Mary Barnett Burke, The Hollow Road, Dorset, Vermont, to Clara E. Sipprell. n.d.

Walter E. Scott, Chairman, Madison, Wisconsin, to Eliot Porter. August 12, 1954.

Laura Gilpin, Colorado Springs, Colorado, to Richard O. Boldt. November 26, 1932.