Crothers, Bronson, 1884-1959. The natural history of cerebral palsy / by Bronson Crothers and Richmond S. Paine. - Cambridge, Mass. : Harvard University Press, 1959. - 299 p. : ill. ; 24 cm. Includes bibliography. LCCN: 59-012966 Subjects--Topical Terms: Cerebral Palsy