Rodney C. Ewing, Associate Professor, Department of Geology, University of New Mexico, Albuquerque, New Mexico, to Laura Gilpin. June 28, 1978.

Laura Gilpin, Colorado Springs, Colorado, to Dr. Sylvanus G. Morley, Laboratory of Anthropology, Santa Fe, New Mexico. August 8, 1932.

Edward Steichen, Director, The Museum of Modern Art, New York, New York, to Eliot Porter. August 17, 1951.

Ruth Hopkins, United States Information Agency, Washington, D. C., to Laura Gilpin. November 22, 1967.

Harry R. E. Hampton, to Les Line, Editor, Audubon Magazine. March 10, 1969.

David Hunter McAlpin, Princeton, New Jersey, to Eliot Porter. April 27, 1975.

Laura Gilpin, Santa Fe, New Mexico, to Dr. William I. Homer, College of Arts and Sciences, University of Delaware. April 27, 1976.

Jean S. Tucker, Research Fellow, University of Missouri, St. Louis, Missouri, to Laura Gilpin. December 8, 1975.

Tom Maloney, Editor, U. S. Camera, New York, New York, to Friend of U. S. Camera. 1939.

Victor W. Hungerford, Sherwin and Hungerford, Attorneys, Colorado Springs, Colorado, to Laura Gilpin. March 25, 1946.

John Humphrey, San Francisco Museum of Art, San Francisco, California, to Carlotta Corpron. March 25, 1977.

John A. Stick, Los Angeles, California, to Laura Gilpin. February 13, 1922.

Laura Gilpin, Santa Fe, New Mexico, to H. H. Hogue, Meisel Photochrome Corporation. November 14, 1962.

B. [Ellen Auerbach], New York, New York, to Eliot Porter. December 4, 1981.

Ansel Adams, San Francisco, California, to Laura Gilpin. December 5, 1959.

Adelle Herring, The Geotechnical Corporation, Dallas, Texas, to Laura Gilpin. December 27, 1939.

Laura Gilpin, Santa Fe, New Mexico, to Paul J. Smith, Museum of Contemporary Crafts. April 26, 1965.

Laura Gilpin, Santa Fe, New Mexico, to Irwin Welcher, General Graphic Services. February 17, 1969.

John Wallace Gillies, National Exposition Company, New York, New York, to Karl Struss, and International Photograpic Arts & Crafts Exposition awards list. May 11, 1923.

"An Emerging Technology" Excerpt from Health Chem Corp Annual Report. 1979.