The papers of California architect, Lilian Bridgman, measure 0.24 linear feet and date from circa 1860 to circa 1983, with the bulk of the material dating from circa 1885 to circa 1940s. The collection provides scattered documentation of Bridgman's life including records of her certification as an architect, personal stationery, a booklet about her written by her niece, photographs of Bridgman, and two glass plate negatives of her in the studio.

The papers of Southern California architectural historian, critic, and writer Esther McCoy measure 44.4 linear feet and date from 1876 to 1990 (bulk 1938-1989). The collection documents McCoy's career, as well as her family and personal life through biographical material, extensive correspondence, personal and professional writings, project files, Southern California architects' files, clippings and other printed material, a large collection of photographs and slides, and taped interviews of Southern California modern architects.

The papers of New York and California based interior designer, architect, collector and painter Lockwood de Forest measure 3.8 linear feet and date from 1858 to 1980, bulk dates 1870 to 1930. The collection includes correspondence, writings, diaries, journals, exhibition files, personal business records, printed material, sketchbooks, drawings, and photographs.

The Robert M. Fletcher Collection contains 268 35mm color slides documenting Southern California gardens designed by landscape architect Robert M. Fletcher.

The Lois W. Poinier Collection documents the work of Lois W. Poinier, a self-taught garden designer who designed scores of gardens, most of them in New Jersey.

The scattered papers of architect and furniture designer Olav Hammarstrom measure 0.7 linear feet and date from 1939 to 1980. The bulk of the collection consists of project files of architectural works in the United States and around the world. Project files may include correspondence, drawings and architectural renderings, photographs, and printed material.

This archive includes interesting documents related to Trude Guermonprez's life and work as a weaver. The archives are especially related to the designer's work for her major clients, like Holland America Line and Owens Corning Fiberglass; other pieces in this archive are related to Guermonprez's work for custom curtains made for major synagogues and her designs, interior fabrics, screens and rugs realized in conjunction with J.P. Oud, Architects Associated, New York; Eric Mendelsohn, Warren Callister, etc. The correspondence and the photographs in this collection provide insight into the designer's private life. Included in this collection are press articles, brochures, correspondence, postcards, photographs, color slides, notebooks, textiles, and textile wood patterns.

Davis visited the Diegueno and Luiseno in southern California; the Pi-pi (Pais), Kil-e-wah (Cahuilla), and Waicuri of Lower California, Mexico; the Yuma, Cocopah, Pima, Papago, Maricopa, Mojave, Hualapai (Walapai), Yaqui, and White Mountain Apache in Arizona; the Cora, Huichol, Opata, Mayo, and Yaqui of Mexico; the Seri of Tiburon Island; the Chemehuevi of Nevada and California; the Modoc and Klamath Lake Indians in Oregon; and the Paiute in Nevada. His collection contains photographs of Apache, Cahuilla, Chemehuevi, Cochimi, Cochiti Pueblo, Cocopa, Cora, Guaicuruj, Huichol, Kawia, Kiliwa, Kumeyaay (Diegueno), Luiseno, Maricopa, Mayo, Mission, Mohave, Opata, Paipai, Papago (Tohono O'odham), Pima (Akimel O'odham), San Carlos Pueblo, San Manuel, Seri, Ute, Walapai (Hualapai), Yaqui, and Yuma.

The Perry H. Wheeler Collection includes the design, client and business records of Perry H. Wheeler, a landscape architect best known for his work on numerous townhouse gardens in the Georgetown neighborhood of Washington, D.C., during the 1960s as well as the redesign of the White House Rose Garden in collaboration with Rachel Lambert ('Bunny') Mellon during the Kennedy administration.

The Thomas Warren Sears Photograph Collection documents examples of the design work of Thomas Warren Sears (1880-1966), a landscape architect and amateur photographer from Brookline, Massachusetts. Sears, who was based for most of his career in Philadelphia, designed a variety of different types of landscapes ranging from private residences, schools, and playgrounds to parks, cemeteries, and urban housing developments located primarily in Pennsylvania, Maryland, and New York. In addition to some of Sears' design work, images in the collection document Sears' domestic and foreign travels, design inspirations, and family. The collection includes over 4,800 black and white negatives and glass lantern slides dated circa 1899 to 1930. While most images show private and public gardens, there are a significant number of unidentified views and views photographed in Europe during two trips he took there in 1906 and 1908. Few images are captioned or dated. In addition, there are over 50 plans and drawings, most notably for Balmuckety in Pikesville, Maryland and Reynolda in Winston-Salem, North Carolina, and 3 monographs by or about Sears.