Photographic Society of America, Philadelphia, Pennsylvania, to Laura Gilpin. July 3, 1945.

John Beardsley, Adjunct Curator, The Corcoran Gallery of Art, Washington, D.C., to Eliot Porter. August 12, 1987.

The Fall of the Cowboy

Mary E. Owen, Karval, Colorado, to Laura Gilpin. May 22, 1972.

Annie Bishop to Eliot Porter. June 1, 1967.

Jon Burris, Director of Photography, National Cowboy Hall of Fame, Oklahoma City, Oklahoma, to Sina Brush-Morales. November 22, 1977.

David Jacobs/Gloria House, College of Lifelong Learning, Wayne State University, Detroit, Michigan, to Laura Gilpin. June 18, 1976.

"Southern States" Draft. n.d.

Patricia P. Tyson, Editor, Frontiers, The Academy of Natural Sciences, Philadelphia, Pennsylvania, to Eliot Porter. April 20, 1981.

"Lucy Fairfield: My Mother and My Granddaughter." n.d.

A. Lovell Elliott [Lovell], Barnstable, Massachusetts, to Stuart Gentling. June, 2006.

"From Time to Time" Draft. Spring, 2005.

Marla, Modern Art Museum of Fort Worth, Fort Worth, Texas, to Stuart Gentling. 1995.

Clipping, “Army and Navy Contains Many Film Men,” The Moving Picture World. August 24, 1918.

U. S. Department of Commerce Weather Bureau Climatological Data. November 1946.