Robert Mayo Tenery to Nell Dorr. October 20, 1943.

Barbara Tenery to Nell Dorr. n.d.

Tasha Tudor, West Brattleboro, Vermont, to Nell Dorr. September 21, 1977.

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

H. W. Boekeerooger, San Francisco, California, to Karl Struss, and entry form for the Second Annual Photographic Exhibition. July 27, 1922.

Grace M. Mayer, The Museum of Modern Art, New York, New York, to Nell Dorr. June 27, 1966.

Grace M. Mayer, The Museum of Modern Art, New York, New York, to Nell Dorr. November 4, 1963.

Pooh [Nell Dorr], Miami, Florida, to Bet [Elizabeth Koons Howe]. n.d.

Pooh [Nell Dorr] to Bet [Elizabeth Koons Howe]. n.d.

Steven and Helen Kellogg to Nell Dorr. n.d.

Grace M. Mayer, The Museum of Modern Art, New York, New York, to Nell Dorr. April 6, 1962.

Joan Hardee to Nell Dorr. n.d.

Grace M. Mayer, The Museum of Modern Art, New York, New York, to Nell Dorr. October 4, 1963.

Paul L. Fickinger, Department of the Interior Bureau of Indian Affairs, Washington, D. C., to Helen M. Post. August 6, 1941.

Goldthwaite H. Dorr III, Curator, The Minneapolis Institute of Arts, Minneapolis, Minnesota, to Nell Dorr, April 15, 1965.

Helena S. LeFevre, The David A. Howe Public Library, Wellsville, New York, to Helen M. Post, Alliance Book Company. July 29, 1940.

Nell Dorr, Centre Harbor, New Hampshire, to John Van Nostrand Dorr. n.d.

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

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

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