"20th Century Photographs from the Collection of the Bowdoin College Museum of Art." February 28-March 24, 1988.

Nancy P. Kefauver, Advisor on Fine Arts, Department of State, Washington, D. C., to Laura Gilpin. November 6, 1967.

Eliot Porter, Sunset, Maine, to Ken. June 16, 1968.

List of Attendees at the United States Antarctic Research Program, 1975 Orientation Session. 1975.

Joel Orent to Eliot Porter. n.d.

Cottage Chrnoicles from the Van Zandt Cottage Friends, Inc. Fall, 2005.

Southwestern Historical Quarterly. January, 1989.

Style Sheet for the Enduring Navaho by Laura Gilpin. Undated

Letter from Mark O. Hatfield and George S. McGovern, United States Senator, United States Senate, Washington, D.C. May, 1971.

Edgar Bissantz, Carmel, California, to Laura Gilpin. March 1, 1965.

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

Letter from Ralph Carr, Project Manager. n.d.

Mollie Lasater, to Stuart Gentling. October 11, 2001.

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

Woody Plants of the Congaree Forest Swamp, South Carolina, No. 12. July, 1967.

Congressional Record Proceedings and Debates of the 92nd Congress, Vol. 117, No. 74. May 19, 1971.

Henry Wilhelm, Grinnell, Iowa, to Eliot Porter. December 27, 1979.

New Prospectus. January, 1987.

Draft of Chapter V, "Fernandina." n.d.

Client Card [Baker, Bryant, New York City, NY; Albert Pike Memorial Temple, Little Rock, AR; Hall of Fame Committee, Lincoln, NB; New Windsor Cantonment, Vails Gate, NY; Lowe, J. Russell, Chevy Chase, MD; Smithsonian Institute, Washington, DC; Muchmore, G