HAIR AND WOOL 787 (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (3o) (31) (32) (33) Chamberlain, N.H., and Speakman, J. B., Electrochem., 37, 374 (1931). Speakman, J. B., and Stott, E., Trans. Faraday Soc., 30, 539 (1934). Bogaty, H., Sookne, A.M., and Harris, M., Text Res. •I., 21, 374 (1931). Barnard, W. S., and White, H. T., Jr., Text Res. J., 24, 695 (1954). Rebenfeld, L., Weigmann, H. D., and Dansizer, C. J., Text. Res. •I., 33,779 (1963). Rebenfeld, L., private com•nunication. Chaikin, M., and Chamberlain, N.H., J. Text. Inst., 46, T44 (1955). Speakman, J. B., J. Soc. Dyers Col., 52,423 (1936). Rebenfeld, L., Weigmann, H. D., and Dansizer, C., J. Soc. Cosmetic Chemists, 17, 525 (1966). Menkart, J., and Speakman, J. B., J. Soc. Dyers Col., 63,322 (1947). Lees, K., and Elsworth, F. F., Proc. Int. Wool Text. Res. Conf. 1955 C363. Smith, A. L. and Harris, M., J. Res. Nat. Bur. Std., 17, 577 (1936). Dusenbury, J. H., J. Text. Inst., 51, T756 (1960). Dusenbury, J. H., and Menkart, J., unpublished data (Textile Research Institute, Wool Research Project, Progress Report No. 9, Series 2 July 20, 1955). (34) Corfield, M. C., Robson, A., and Skinner, B., Blochem. J., 68, 348 (1958). (35) Stoves, J. L., J. Soc. Dyers Col., 63, 65 (1947). (36) Wolfram, L. J., J. Soc. Dyers Col., 80, 68 (1964). (37) Mitchell, T. and Feughclman, M., Text. Res. J., 28,453 (1958). (38) Whewell, C. S., J. Soc. Dyers Col., 15,423 (1946). (39) James, J. F. P., J. Text. Inst., 54, T420 (1963). (40) Bray, R. J., Chapter 3, in von Bergen, W., Wocl Handbook, Vol. 1, Interscience, New York, 1963. (41) Laxcr, G., Sikorski, J., Whewell, C. S., and Woods, H. J., Biochem. Biophys. Acta, 15, 174 (1954). (42) Swift, J. A., Ph.D. Thesis, Leeds University, 1963. (43) Alexander, P. and Hudson, R. F., Wool, Its Chemistry and J)hysics (Chapman and Hall, London, 1954). (44) Parisot, N., Baures, M., and Allard, N., Bull. Inst. Text., 19, No. 116, 71 (1965). (45) Sagal, J., Text. Res. J., 35, 672 (1965). (46) Herrmann, K. W., Trans. Faraday Sot., 59, 1663 (1963). (47) Troth, H., unpublished results. (48) Zahn, H., and Traumann, K., Textilber., 35, 1069 (1954).

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