11 Pauling, L., and Corey, R. B., these PROCEEDINGS, 37, 235 (1951). 12 Williams, R. C., Biochimica et Biophysica Acta, 9, 237 (1952). 13 Kahler, H., and Lloyd, B. J., Jr., Biochim. et Biophys. Acta, in press. 14 Cecil, R., and Ogston, A. G., J. Chem. Soc., 1948, 1382. 16 Kahler, H., J. Phys. Colloid Chem., 52, 207 (1948). 16 Bijvoet, J. M., Peerdeman, A. F., and van Bommel, A. J., Ibid., 168, ...