Note from Weston Naef, The Metropolitan Museum of Art, New York, New York. n.d.

Draft of "A Maine Island and Its Birds." n.d.

Emily P. Springer, Manascript Editor, Addison-Wesley Publishing Co., Reading, Massachusetts, to Eliot Porter. June 2, 1966.

Laura Ritledge, Assistant Registrar, The Metropolitan Museum of Art, New York, New York, to Eliot Porter. March 2, 1979.

Agreement between Eliot Porter and Photographic Design Division of Meisel Photochrome Corporation. August 28, 1978.

Eliot Porter, to Theodore Wilentz, Publications Manager, Sierra Club. May 16, 1970.

Linda Rinkinen, Project Coordinator, National Geographic Society, Washington, D.C., to Eliot Porter. September 7, 1979.

Wade Van Dore, Clearwater Beach, Florida, to Eliot Porter. June 7, 1978.

DeWitt C. Baker, E. P. Dutton, New York, New York, to Eliot Porter. August 7, 1978.

"Community Support Bulletin" from the National Air Pollution Control Administration. March 15, 1970.

Agreement between Eliot Porter and E. P. Dutton & Co., Inc. January 10, 1977.

Robert H. Rutford, Head, Office of Polar Programs, Washington, D.C., to Eliot Porter. n.d.

Bernard German, Short Hills, New Jersey, to Eliot Porter. August 3, 1988.

Frank [N. McLaughlin], Rochester, New York, to Eliot Porter. November 30, 1986.

Frank Aoi, Consultant, Corrales, New Mexico, to Eliot Porter. January 25, 1988.

Thomas Peter Bennett, The Academy of Natural Sciences, Philadelphia, Pennsylvania, to Eliot Porter. May 12, 1983.

Emily Hamill Worburn, Bedford, New York, to Eliot Porter. January 11, 1953.

Daniel E. Sparks, Outdoor Photographer, Bloomington, Indiana, to Eliot Porter. November 29, 1971.

Bettie Serating, Little Neck, New York, to Eliot Porter. November 3, 1962

Rex Flottman, Fine Art Photographer, Enid, Oklahoma, to Eliot Porter. January 25, 1986.