BIBLIOGRAPHY 205 



(41) (a) Preston, R. D., Nicolai, E., Reed, R. and Millard, A. Nature, 



162, 665, 1948. 

 (6) FREY-WYSSLiNG,A.,andMuHLETHALER,K. Mikwskopie, 4,257, 1949. 

 Frey-Wyssling, a., Muhlethaler, K., and Wyckoff, R. W. G. Ex- 



perientia, 6, 12, 475, 1948. 

 Frey-Wyssling, a., and Muhlethaler, K. Schweiz. Landwirt. 



Monatshefte, 6, 1, 1950. 

 Muhlethaler, K. Biochim. et Biophys. Acta, 3, 527, 1949; 5, 1, 1950. 

 {c) Reed, R., and Rudall, K. M. Biochim. et Biophys. Acta, 2, 7, 1948. 

 (d) Hodge, A. J., and Wardrop, A. B. Nature, 165, 272, 1950. 



(42) (a) Preston, R. D., and Astbury, W. T. Proc. Roy. Soc, B 122, 76, 1937. 

 ib) Preston, R. D. /. Exp. Bot., 2, 247, 1951. 



(c) Preston, R. D. Unpub. 



{d) Preston, R. D. Pub. Stazione Zoologica Napoli, in the Press; S.E.B. 

 Symposium Man., In the Press; Faraday Soc. Sy?ti. 6, 1951, In the Press. 



(43) (a) Astbury, W. T., and Preston, R. D. Proc. Roy. Soc, B 129,54, 1940. 



(b) Nicolai, E., and Frey-Wyssling, A. Protoplasma, 30, 401, 1932. 



(c) Preston, R. D., and Nicolai, E. Phil. Trans., 1952, In the Press. 



(44) Anderson, D. B., and Moore, J. H. Amer. Jour. Bot., 24, 503, 1937. 



(45) Preston, R. D., and Nicolai, E. To be presented to Proc. Roy. Soc. 



1952. 



(46) {a) SissoN, W. A. Contrib. Boyce-Thomson Inst., 12, 31, 1941-2. 

 ib) Preston, R. D., and Nicolai, E. Unpublished. 



(47) {a) Bailey, I. W., and Kerr, T. /. Arnold Arbor., 16, 273, 1935. 



(6) Bailey, I. W., and Vestal, M. R. /. Arnold Arbor., 18, 185, 196, 1937. 



(c) Preston, R. D. Phd. Trans. Roy. Soc. Lond., B 224, 131, 1934. 



Proc. Leeds Phil. Soc, 3, 552, 1939. 

 id) Bailey, I. W., and Berkeley, E. E. Amer. J. Bot., 29, 231, 1942. 

 (e) Preston, R. D. Proc. Roy. Soc, B 133, 327, 1946. B 134, 202, 1'947. 



(48) (a) Wardrop, A., and Preston, R. D. Nature, 160, 911, 1947, 



J. Exp. Bot. 2, 20, 1951. 

 ib) See (37). (r) See (25). 



(d) Preston, R. D., and Singh, K. /. Exp. Bot., 1, 214, 1950. 



{e) Preston, R. D., Hermans, P. H., and Weidinger, A., /. Exp. Bot., 

 1, 344, 1950. 



(49) Preston, R. D. Proc. Roy. Soc, B 130, 103, 1941. 



(50) {a) Preston, R. D. Proc Roy. Soc, B 125, 372, 1938. 

 ib) Preston, R. D. Ann. Bot., N.S. 3, 507, 1938. 



(c) Roelofsen, p. a. Biochim. et Biophys. Acta, 7, 141, 1951. 



(51) Kerr, T. Text. Res., 16, 249, 1946. 



(52) Preston, R. D. Biochim. et Biophys. Acta, 2, 370, 1948. 



Preston, R. D., and Wardrop, A. B. Biochim. et Biophys. Acta, 3, 

 585, 1949; 6, 36, 1950. 



(54) Thimann, K. v., and Bonner, J. Proc. Roy. Soc, B 113, 126, 1933. 



(55) Berkeley, E. E., and Kerr, T. Ind. Engng. Chem., 38, 304, 1946. 



(56) Preston, R. D., Wardrop, A. B., and Nicolai, E. Nature 162, 957, 



1948. 



(57) Preston, R. D., and Wardrop, A. B. Biochim. et Biophys. Acta, 3, 



549, 1949. 



