20050907133700.0 0004-3729 Artificial limbs Artificial limbs. 0004-3729 0004-3729 0004-3729 Artificial limbs. Artificial limbs internetarchive Internet Archive https://archive.org/details/pub_artificial-limbs 1954/1972 2023-09-15 1954-1972 1 to 16 Preserved National Academy of Sciences PNAS Artificial Limbs 1954-1972 0004-3729 0004-3729 District of Columbia