by M.V. Volkenstein | .
by Lemul B. Wingard | .
by E. Magar | .
by Britton Chance | .
by P.Leslie Dutton | .
by Peter J. Herring | .
by Leray Augentein | .
by C.B. Anfinsen | A.N. Sehechter.
by James Bonner | J.E. Varner.
by H.J. M. Bowen | .
by P.N. Campbell | R.D. Marshall.
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