The Captain A.H. McComb, Jr. Collection includes approximately 230 35mm slides of public and private gardens and landscapes dating from 1956 to 1966, photographed by Captain A.H. McComb, Jr. at sites in Washington, D.C., Maryland, Virginia, New York, United States Virgin Islands, Argentina, Bermuda, Capri, Cuba, Denmark, England, France, Germany, Haiti, Jamaica, Panama, Puerto Rico, and Tobago.
The Richard Marchand Historical Postcard Collection contains approximately 1,200 35mm slide reproductions of postcard images depicting early twentieth century architectural and garden views of over 600 private estates throughout the United States. The collection includes views of estates owned by popular movie stars of the 1920s and 1930s, including Charlie Chaplin, Mary Pickford, Douglas Fairbanks, Claudette Colbert and Buster Keaton.
The Frederic H. Leubuscher Collection contains 106 duplicate 35mm slides documenting examples of Leubuscher's landscape architecture design work in New Jersey, New York, North Carolina, Rhode Island and other locations.
The Gottlieb Hampfler Collection contains 63 duplicate 35mm slides of images of gardens in the Brandywine Valley in Delaware and Pennsylvania and Rye, New York taken by Hampfler, the staff photographer at Longwood Gardens in Kennett Square, Pennsylvania, from 1955-1975.
The John Hiller Lantern Slide Collection contains 216 glass autochromes dated circa 1920-1930 documenting homes and gardens, house interiors, scenes from domestic and foreign travel, flower arrangements, and people in Europe and unidentified locations.
Collection consists of 183 35mm photographic slides that Dr. John M. Fogg took of a variety of arboreta, botanic gardens, plant nurseries, and other assorted gardens throughout the United States and Canada between 1955 and 1967.
The Florentine Craftsman Collection contains trade literature and photographic images compiled by the Florentine Craftsmen firm of Long Island City, New York, dating from 1921 to 1976. Most of the manufacturers' literature--including catalogs, flyers, and brochures--deals with outdoor furniture and ornaments, iron work fixtures, and railings. Some of the materials relate specifically to product lines by Florentine Craftsmen, though most illustrate the work of other manufacturers of outdoor furnishings.
The Robert M. Fletcher Collection contains 268 35mm color slides documenting Southern California gardens designed by landscape architect Robert M. Fletcher.
The Malcolm Howard Dill Collection contains 17 35mm slide reproductions of photographs of and design plans for private and community projects in Ohio and Indiana by the landscape architect, Malcolm Howard Dill.