Greene, Belle da Costa (26 November 1879–10 May 1950), library director, bibliographer, and art connoisseur, was born Belle Marion Greener, the daughter of Richard Greener, a lawyer and Republican party activist, and Genevieve Ida Fleet Greener. Her place of birth was probably Washington, D.C., where her father held a variety of jobs. But specifics concerning Greene's childhood and education are scarce because she preferred to keep them a mystery. Apparently, she attended Teachers College in New York City, where the family had relocated after Richard Greener was rewarded with a patronage job for his efforts on behalf of the Republican party. Around 1897, Belle Marion Greener's parents separated, the children staying with their mother, who within a few years changed the surname to Greene and some years thereafter altered her maiden name from Fleet to Van Vliet. During this time the Greenes fully “passed” in the white world, and Belle da Costa Greene (who claimed for herself nonexistent Portuguese forebears) never acknowledged her African lineage....