The first quarter century of the Pierpont Morgan Library, 1949: t.p. (Belle da Costa Greene)

LC in RLIN, 09/22/97 (hdg.: Greene, Belle da Costa)

Studies in art and literature for Belle da Costa Greene, 1954: p. ix (d. May 10, 1950)

Morgan : American financier, 1999: p. 512 (Belle da Costa Greene; Belle Marion Greener; b. Washington, D.C., Nov. 26, 1879; daughter of Genevieve Fleet and Richard Theodore Greener, the first black man to graduate from Harvard)

New York Times, May 12, 1950: p. 27 (Belle D. Greene; d. in New York City; librarian in charge of J. Pierpont Morgan's library from 1905 until 1924; director of the Pierpont Morgan Library from 1924 until 1948; retired Dec. 1, 1948)

African American National Biography, accessed December 21, 2014, via Oxford African American Studies Center database: (Greene, Belle da Costa; Belle Marion Greener; librarian, art museum curator/ administrator, manuscript collector, art collector, antiques collector; born in 1879 in Washington, District of Columbia, United States; attended Teachers College in New York City; was librarian in training at the Princeton University Library; J. Pierpont Morgan hired her as his private librarian (1905) to organize existing collection (1905-1908); was appointed director of Pierpont Morgan Library (1924-1948); the library took on a new orientation dedicated to scholarship; after World War I she was one of the first women accepted as a fellow of the Mediaeval Academy of America, a fellow in perpetuity of the Metropolitan Museum of Art; was elected to the board of the College Art Association and the Library Advisory Council of the Library of Congress; died 1950 in New York, New York, United States)