Laura Gilpin, Santa Fe, New Mexico, to Leon Daniel, PIX, Inc. August 23, 1945.

Howard W. Yawn, Education Department, Ansco, Binghamton, New York, to Laura Gilpin. September 25, 1945.

Jean Eschmann, The National Library Bindery Co. of Ohio, East Cleveland, Ohio, to Laura Gilpin. November 11, 1942.

Laura Gilpin, Colorado Springs, Colorado, to Herbert O. Stabler, U. S. Forest Service. March 12, 1942.

Laura Gilpin, Colorado Springs, Colorado, to Clarence White, Jr. November 17, 1942.

"The House At Otowi Bridge: The Store of Edith Warner and Los Alamos" by Peggy Pond Church. n.d.

Frank N. McLaughlin, Eastman Kodak Company, Rochester, New York, to Eliot Porter. May 31, 1985.

Letter from Alfred and Ruth Heller, Huey D. Johnson, and William M. Roth, Co-Chairs, San Francisco, California. September 27, 1983.

Eliot Porter to William B. Goodman, Senior Editor, Harcourt Brace Jovanovich, Inc. May 12, 1975.

Eliot Porter, Santa Fe, New Mexico, to Edgar Wayburn, President, The Sierra Club. January 23, 1969.

Dana Asbury, Editor, The University of New Mexico, Albuquerque, New Mexico, to Eliot Porter. November 3, 1988.

Dorothy Norman, Editor, Twice A Year, New York, New York, to Eliot Porter. October 18, 1946.

Catherine Smith, Peregrine Smith Books, Layton, Utah, to Eleanor Caponigro and Eliot Porter. January 18, 1988.

Gibbs M. Smith, President, Peregrine Smith Books, Layton, Utah, to Eliot Porter. September 23, 1987.

Diana Landau, Executive Director, Sierra Club, San Francisco, California, to Eliot Porter. May 23, 1984.

Richard P. Kozel, Comptroller, Peregrine Smith Books, Layton, Utah, to Eliot Porter. December 28, 1988.

Joseph C. French Jr., Photoworld, Bronxville, New York, to Eliot Porter. February 12, 1989.

Patricia L. Ashton [for Eliot Porter], Santa Fe, New Mexico, to Linda B. Meyerriecks, Picture Editor, National Geographic Society. March 6, 1984.

Joseph C. French Jr., Photoworld, Bronxville, New York, to Eliot Porter. September 11, 1989.

Gibbs M. Smith, President, Peregrine Smith Books, Layton, Utah, to Eliot Porter. June 9, 1987.