American Philosophical Society Library
Located in Philadelphia, Pennsylvania. A collection which dates from the Society's founding in 1743. Includes first editions of Sir Isaac Newton's 'Principia' and Charles Darwin's 'Origin of Species.' Areas of particular strength: 18th and 19th century natural history, the history of genetics and eugenics in America, quantum mechanics, and the development of cultural anthropology in America. Research grants and fellowships are available. Research affiliation: Research Library Group.