The collection consists primarily of correspondence, but also includes diaries, photographs, poetry, account books, clippings, printed material, drafts of talks, speeches, essays, reports, chapters, and books, artifacts, articles, genealogy, scrapbooks, receipts, bills, business, land and estate papers, sketch books, autograph albums, commonplace books, song books, address books, memorandum books, other notebooks, published items with handwritten annotations, linen picture books, guest books, play, portraits, deeds, silhouettes, card files and other papers.
The bulk of the collection is comprised of papers of the related Quaker families of Cadbury, Jones and Warder. Other families represented include Bartram, Brown, Carter, Foulke, Kaighn, Lowry, Mennell, Pearsall, Shinn, Shipley.
Prominent within the collection are the correspondence, diaries, photographs and other materials (24 boxes, 1882-1965) of Emma Cadbury Jr. (1875-1965) much of which documents her work, 1924-1938, at AFSC's Vienna Friends Center (Singerstrasse 16). Also papers (25 boxes, 1916-1994) of Mary Hoxie Jones (1904-2003) include letters and drafts of published and unpublished speeches, talks, essays, articles, poetry, chapters and books. Also included are Joel Cadbury Jr. (1838-1923) letters, etc. 1854-1923 and Anna K. Cadbury (1846-1923) letters, diaries, etc. 1855-1923, also their joint diary, 1872-1888, of family life; Emma Cadbury Sr. (1843-1923) letters, notebooks, etc. 1851-1923; Henry Joel Cadbury (1883-1974) letters, scrapbooks, etc. 1888-1974; Elizabeth B. Jones (1871-1952) letters, diaries, etc. 1883-1952; Benjamin Lowry (1810-1873) letters, journals, etc. 1827-1873; Eleanor H. Pearsall (1819-1885) letters, etc. 1830-1884; Ann Warder (1758-1829) letters, diary transcripts, 1786-1825; also papers of Benjamin Cadbury (1873-1955), Caroline Warder Cadbury (1801-1868), John Warder Cadbury (1912-1989), John Warder (1751-1828) and many others.
In general, papers follow the ancestral line of Mary Hoxie Jones (1904-2003): John Warder (1751-1828) of Philadelphia, m. (m.=married) 1779 Ann Head (1758-1829); John and Ann's daughter, Caroline Warder (1801-1868) m. 1822 her first cousin and founder of the American branch of the Cadbury family, Joel Cadbury [Sr.] (1799-1870), son of Richard Tapper Cadbury (1768-1860) and Elizabeth Head Cadbury (1768-1851) of England. Joel and Caroline Cadbury's son, Joel Cadbury Jr. (1838-1923) m. 1869 Anna K. Lowry (1846-1923). Joel and Anna K. Cadbury's children included Benjamin Cadbury (1873-1955), Emma Cadbury [Jr.] (1875-1965), William Warder Cadbury (1877-1959), John Warder Cadbury (1880-1948), Henry Joel Cadbury (1883-1974) and Elizabeth B. Cadbury (1871-1952), who m. 1902 Rufus M. Jones. Elizabeth and Rufus's daughter is Mary Hoxie Jones. For family trees and biographical information on all of the above, plus many other related American and English Cadburys, see John Crosfield's A History of the Cadbury family (BX 7721.C12 C94 1985, 2 vols.).