Karl Struss to Mother. n.d.

Eliot Porter, Santa Fe, New Mexico, to Henry Jackson. April 17, 1975.

Eliot Porter, Santa Fe, New Mexico, to Leon Jaworski, Special Prosecutor. September 8, 1974.

Eliot Porter, Santa Fe, New Mexico, to Gerald Ford, President, White House. September 8, 1974.

Annie Bishop to Eliot Porter. March 28, 1968.

Jay A. Bjornsen, Executive Director, The K&L Gallery of Photographic Art, New York, New York, to Eliot Porter. n.d.

Jim Bones to Eliot Porter. April 20, 1973.

Resident Birds of the Gomez Farias Region, Tamaulipas, Mexico. n.d.

Joseph Krutch, Tucson, Arizona, to Eliot Porter. August 7, 1953.

Fred Harvey, The Fred Harvey Company, Kansas City, Missouri, to Laura Gilpin. October 25, 1928.

Galen E. Davis, Topanga Canyon, California, to Eliot Porter. July 31, 1988.

Gertrude Käsebier, New York, New York, to Laura Gilpin. July 23, 1927.

Ellen Brimsley, Colorado Springs, Colorado, to Laura Gilpin. August 20, 1927.

Julia Ray Work to Laura Gilpin. August 22, 1927.

Laura Gilpin, Colorado Springs, Colorado, to Alice Mary Kimball. May 10, 1929.

Mary B. Stewart, Baltimore, Maryland, to Laura Gilpin. September 19, 1926.

Beatrice B. Emmons, Staten Island, New York, to Laura Gilpin. n.d.

[Amie?] Waring, Denver, Colorado, to Laura Gilpin. August 26, 1927.

Mary Fowler, Colorado Springs, Colorado, to Laura Gilpin. n.d.

Harold Bauer, Hot Springs, Virginia, to Laura Gilpin. August 4, 1925.