Harry Hampton, Woodlands, Columbia, South Carolina, to Eliot Porter. March 25, 1969.

Draft of Chapter VI. n.d.

Bebo, Air Conservation Commission of the State of Missouri, Jefferson City, Missouri, to Papa [Eliot Porter]. July 29, 1966.

First Draft, Pages 1 to 32. n.d.

"Nature Photography and Conservation." n.d.

Draft of Chapter IV, "The Man-O'War Birds of Tower." n.d.

Preliminary List of Birds of the Congaree Swamp in South Carolina. n.d.

"1 Carbon Eliot Porter 36010." n.d.

Clarence John Laughlin, New Orleans, Louisiana, August 20, 1978.

Nancy Newhall, New York, New York, to Eliot Porter. January 2, 1946.

"Wilderness: America's Living Heritage" edited by David Brower. n.d.

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

"Coyote Control by Poisons" by Welson B. Robinson. September 15, 1959.

Reservation Card for Of Birds and Texas. n.d.

Laura Gilpin, Santa Fe, New Mexico, to Van Deren Coke, University of New Mexico. April 17, 1965.

"There Was Dread in the World: Motecuhzoma II Xocoyotl (1502-1520)." n.d.

Thomas [Winston?] to Eliot Porter. February 4, 1970.

Seneca Soundings by Louis Balsam. n.d.

Partial Manuscript. n.d.

Karen to Eliot Porter. May 14, 1971.