Boston Public Library Anti-Slavery Collection"Anti-Slavery collection (approximately 40,000 pieces). In the late 1890's, the family of William Lloyd Garrison, along with others closely involved in the anti-slavery movement, presented the library with a major gathering of correspondence, documents, and other original material relating to the abolitionist cause from 1832 until after the Civil War. The major holdings consist of the papers of William Lloyd Garrison, Maria Weston Chapman and Deborah Weston, Lydia Maria Child, Amos Augustus Phelps, John Bishop Estlin, and Samuel May, Jr. "