The scrapbooks of Thomas Benedict Clarke measure 3.6 linear feet and date from 1879-1930. Twelve scrapbooks contain mostly newspaper clippings, but also include correspondence, invitations, exhibition catalogs, programs, magazine articles, art auction catalogs, and other material relating to Clarke's personal art collection and general art patronage. The scrapbooks also include clippings and miscellany relating to the Clarke family and influential society clubs, such as the Union League, Lambs, and New York Athletic clubs.

The Thomas B. Clarke letters from or about Homer Dodge Martin measure 0.2 linear feet and date from 1893-1897. Twenty-two letters from Martin to art collector and patron Thomas B. Clarke, document Martin's work, his financial struggles, and his physical and mental condition in the last 5 years of his life. Additional letters to and from others further illuminate Martin's relationship with Clarke and provide insight into his financial affairs and the increasingly favorable market for the painter's work just prior to and following his death in 1897.

The Winslow Homer collection measures 0.2 linear feet with material from 1863 and 1877 to 1945. The collection documents Homer's career as a painter and lithographer through letters, printed material, family records, and photographs.

The papers of arts administrator, museum director, collector, dealer, and editor Charles M. Kurtz (1855-1909), measure 27.74 linear feet and date from 1843-1990 (bulk dates 1884-1909). The bulk of the collection consists of detailed chronological correspondence between Kurtz and his wife and family, friends, colleagues, and business associates that documents many notable exhibitions, galleries, museums, private collections, as well as cities, people, and events of the period. Also found in the collection are Kurtz's diaries, scrapbooks, printed materials, and photographs.

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.

Photographs relating to American Indian or frontier themes, including portraits, expedition photographs, landscapes, and other images of dwellings, transportation, totem poles, ceremonies, infants and children in cradleboards, camps and towns, hunting and fishing, wild west shows, food preparation, funeral customs, the US Army and army posts, cliff...

Manuscript and printed textual material, photographic prints and negatives, slides, audio tapes, film, original and reproduction artwork, maps, scrapbooks, and historical and natural artifacts related to the history of African exploration and natural history, dating primarily from the nineteenth and twentieth centuries. Includes correspondence, drafts of publications, diaries, account books, ephemera, posters, newsclippings, biographies, memoirs, portraits, and the former personal property of selected explorers, big game hunters, missionaries, pioneers, and naturalists in Africa.

The Library of Congress Copyright Deposit Collection is comprised of 2,335 photomechanical reproductions of works by 741 artists (mostly American). The large-format prints, deposited with the Library of Congress for copyright between 1890 and 1945, represent a broad range of nineteenth- and twentieth-century American art.

Ledger book, now disbound, containing drawings of warfare, courtship, hunting and ceremony. The pages are numbered 1-113, with the following numbers missing: 5-6, 27-28, 31-32, 69-70, 93-96. Endpaper inscribed "Cheyenne Agency, Darlington Ind[ian] Terr[itory]". Additional laminated sheet contains original collector's tag, associated note, and early...

The records of Milch Gallery measure 42.5 linear feet and date from 1911-1995. Edward Milch (1865-1953) opened the Edward Milch Gallery in New York City. In 1916, he formed a partnership with his brother Albert Milch (1881-1951), a gilder and framer, creating E. & A. Milch, Inc., a gallery specializing in American art. Harold C. Milch (1904-1981), Albert's son, was appointed a partner in 1944 and continued the business until his death. Business records of Milch Gallery, 1911-1968, include correspondence, sales records, inventories, financial records, printed matter, photographs, and legal documents. Later additions to the records date from 1922-1995 and include correspondence; artists' files; financial, sales, and stock records; printed material; and photographs.