John, Milan, Italy, to Eliot Porter. June 22.

Inventory of Prints Received. February 5, 1953.

Information for New Membership to The Explorer's Club. n.d.

Membership Certification for Eliot Porter. November 22, 1973.

Invitation to Reception For Newly Accepted Members to The Explorers Club. n.d.

Agenda for the Meeting of the Board of Trustees. July 23, 1983.

David H. McAlpin to Eliot Porter. n.d.

Eliot Porter, Santa Fe, New Mexico, to John Simon Guggenheim Memorial Foundation. n.d.

Edith Trowbridge, Colorado Springs, Colorado, to Laura Gilpin. n.d.

Ansel Adams, San Francisco, California, to Laura Gilpin. January l3, 1960.

Isabella Gilpin, Boyce, Virginia, to Laura Gilpin. October 16, 1962.

Carol, Toronto, Ontario, to Laura Gilpin. September 28, 1941.

Frank S. Carroll, New York, New York, to Laura Gilpin. n.d.

Marian and Bob Forbes, Honolulu, Territory of Hawaii, to Laura Gilpin. n.d.

Mary St. Arnauld, Utica, New York, to Laura Gilpin. n.d.

Carol to Laura Gilpin. June 1, 1957.

Margaret E. Schevill, Wellesley, Massachusetts, to Laura Gilpin. October 27, 1932.

Dorothy Haven, Salisbury, Connecticut, to Laura Gilpin. June 22, 1932.

Rebecca James, Taos, New Mexico, to Laura Gilpin. 1963.

Rebecca James, Carmel, California, to Laura Gilpin. February 5, 1963.