Ann Duncan, Boulder, Colorado, to Eliot Porter. December 14, 1976.

Laura Gilpin, Santa Fe, New Mexico, to Walter D. Forbes, Grand Imperial Hotel. May 5, 1953.

Agnes Allen, Assistant Chief, Features Division, Office of War Information, New York, New York, to Laura Gilpin. October 31, 1945.

Laura Gilpin, Santa Fe, New Mexico, to Mr. Jepperson, Color Classics. May 12, 1955.

Laura Gilpin, Santa Fe, New Mexico, to Mitchell Wilder, Director, The Amon Carter Museum of Western Art. June 27, 1968.

Willard D. Morgan, Director of Photography Department, The Museum of Modern Art, New York, New York, to Laura Gilpin. September 2, 1943.

Beaumont Newhall, Curator, George Eastman House, Rochester, New York, to Eliot Porter. March 19, 1952.

G. F. Crabtree, Jr., Assistant Curator on Native Arts, William Rockhill Nelson Gallery of Art, Kansas City, Missouri, to Laura Gilpin. July 28, 1960.

Laurel J. Reuter, Director, University Art Gallery, University of North Dakota, Grand Forks, North Dakota, to Laura Gilpin. January 25, 1977.

Laura Gilpin, Santa Fe, New Mexico, to Richard E. Ahlhorn, H. T. B.-4101, Smithsonian Institution. November 20, 1975.

M. W. Bogart, Colorado Springs, Colorado, to Laura Gilpin. June 17, 1937.

David H. McAlpin, The University Club, New York, New York, to Eliot Porter. December 22, 1960.

Laura Gilpin, Santa Fe, New Mexico, to Margaret Bailey Speer. October 30, 1954.

Henwar Rodakiewicz, New York, New York, to Eliot Porter. October 18, 1972.

Laura Gilpin, Santa Fe, New Mexico, to Willa Percival. September 12, 1956.

Laura Gilpin, Santa Fe, New Mexico, to Ray Mackland, Life Magazine. September 6, 1951.

E. C. Kubicek, Chicago, Illinois, to Laura Gilpin. December 3, 1966.

Phyllis B. Parun, Visual Arts Coordinator, Artists Information Bureau, New Orleans, Louisiana, to Laura Gilpin. April 13, 1977.

James F. Mathias, Vice-President, John Simon Guggenheim Memorial Foundation, New York, New York, to Laura Gilpin. October 17, 1975.

Revised First Draft of "Baja California." n.d.