The Archives of American Gardens biographical information vertical file contains biographical material on numerous landscape architects, garden designers and horticulturists compiled from various published sources.
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 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.
The collection contains the project design records of Rudy J. Favretti. Favretti, a landscape architect and professor noted for his extensive work in historical restoration of landscaped gardens, parks, homes, and more. He donated his collection of garden design files, plans, and images to the Smithsonian's Archives of American Gardens in March 2011.
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.
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 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.
Correspondence, invoices, nursery and seed catalogs, estimates, planting plans, photocopies of blueprints, photographs, negatives, autochromes, and drawings relating to the gardens of The Chimneys, the home of Emma and Gardiner Martin Lane and their daughter Katharine Lane Weems in Manchester, Massachusetts. Also included are four garden journals (1903-1928), garden-related medals awarded to Emma Lane, index files of plant materials, photocopies of garden related library cards belonging to Gardiner M. Lane, a diascope and nursery and seed catalogs. The collection also includes architectural plans, invoices and specifications from, and a framed photograph of, Raleigh C. Gildersleeve, architect of The Chimneys and brother of Emma Lane.
The Oliver Ingraham Lay, Charles Downing Lay, and Lay Family Papers measure 10.54 linear feet and date from 1789 through 2000, with the bulk of the material dating from circa 1870-1996. The collection presents an overview of the personal lives and careers of painter, Oliver Ingraham Lay and his son, landscape architect, Charles Downing Lay. In addition, there are the papers of Lay family members and friends, including those of the Marian Wait Lay family (wife of Oliver Ingraham Lay) and of the Laura Gill Lay family (wife of Charles Downing Lay). Also found are the papers of the landscape and nature painter Fidelia Bridges. The collection consists of biographical material, correspondence, diaries, writings and notes, scrapbooks, family business records, exhibition files, printed material, as well as original artwork, sketches, a sketchbook, landscape designs, and photographs.
The Robert M. Fletcher Collection contains 268 35mm color slides documenting Southern California gardens designed by landscape architect Robert M. Fletcher.