Aaron Resnick (1914-1986) was an American engineer and architect. Resnick designed for Usonia, a planned community near Pleasantville, New York, which was conceptualized by Frank Lloyd Wright's Broadacre City. The collection documents over 100 projects designed by Aaron Resnick starting from 1947 until his death in 1986. The majority of the projects are residential buildings for the planned community of Usonia, New York. Other creators in the collection include, among others, Frank Lloyd Wright, Franzen Ulrich, Paul Schweikher, and David Henken.

Architectural and landscape plans for the Darwin D. Martin House and Graycliff, the summer home of the Darwin D. Martin family which were designed by Frank Lloyd Wright.

Blueprints by Frank Lloyd Wright for a residence in Louisville, Kentucky, which was not built.

Correspondence between Darwin D. Martin and O.S. Lang, the general contractor for the Martin House, and correspondence of Martin and Lang with suppliers of building materials and furnishings for the Darwin D. Martin House in Buffalo, New York.

Papers, circa 1878 to 1935, of Darwin D. Martin (1865-1935) of Buffalo, New York, an official of the Larkin Company and an early client of Frank Lloyd Wright.

Oral history interviews with persons associated with the Darwin D. Martin House, Buffalo, New York, and other buildings designed by Frank Lloyd Wright.

Surveys, studies, reports and manuals regarding the restoration of the Darwin D. Martin House, 1990-1997.

Photographs kept by the Darwin D. Martin family depicting the Darwin D. Martin house in Buffalo, New York, and their summer house, "Graycliff", in Derby, New York, both designed by architect Frank Lloyd Wright, and photographs of the Martin family.

Douglas Putnam Haskellan (1899-1979) was an American writer, architecture critic and magazine editor. This collection contains correspondence, memos, articles, speeches, lectures, transcripts, clippings, notes, printed matter, photographs, audiotapes, and memorabilia mainly relating to Douglas Haskell's editorship at Architectural Forum and his professional activities. The collection includes items dating from 1866 to 1979, with the majority of materials dating from the period of 1949 to 1964.

The collection consists primarily of correspondence, photographs, project records, architectural drawings, legal documents, periodicals, news clippings and exhibition materials. The material held in this collection relates to architectural projects for Edgar J. Kaufmann by Frank Lloyd Wright, and the bulk of the material relates to Kaufmann's home, Fallingwater, at Bear Run, Pennsylvania. The collection documents the professional and personal relationship between the Kaufmann family and Wright, from the 1930s until the years preceding Wright's death in 1959.