1. A lecture on the clinical anatomy of the lower extremity and especially of the knee and ankle joints: delivered before the Anatomical and Surgical Society of Brooklyn Author(s): Keen, William W. (William Williams), 1837-1932 Publication: Brooklyn, N.Y. : [s.n.], 1881 Subject(s): Lower Extremity -- anatomy & histologyKnee Joint -- anatomy & histologyAnkle Joint -- anatomy & histology