Kit Spence, Ocho Rios, Jamaica, to Nell Dorr. n.d.

Draft of "The Island: Fifty Years in Penobscot Bay," p. 1-28. n.d.

Autumn, page 104. n.d.

"Mesa, Cañon and Pueblo: Our Wonderland of the Southwest" by Charles F. Lummis. 1938.

Pages 416 and 461. n.d.

"The Course of Empire" by Bernard DeVoto. 1962.

"The Exploration of Glen Canyon." n.d.

"The Road of a Naturalist" by Donald Culross Peattie. 1941.

First Draft of "The West." n.d.

Dave, Sierra Club, San Francisco, California, to Eliot Porter. June 14, 1968.

Draft of "We Lived by Lunar Time," p. 46-77. n.d.

Draft Manuscript concerning the state of the Environment. n.d.

Draft of "We Lived by Lunar Time," p. 16-45. n.d.

"Rainbow Bridge" by Charles Leopold Bernheimer. 1924.

"Fairfield Porter, 68, a Realist In an Age of Abstract Art, Dies." September 20, 1975.

Letter and announcement from Margaret and Family. n.d.

Notes from previous meeting. 1986.

List of Proposed new photographs for the Glen Canyon book. n.d.

Eliot Porter to Joe French, Photoworld. September 27, 1989.

Nell Dorr to John Van Nostrand Dorr. n.d.