380 LITERATURE 



Elod, E., NowoTNY, H. and Zahn, H., 1940b. (Wool, fine-structure.) Melliand Textilber. 



No. 8. 

 Elvers, I., 1943. (Chromosomes, electron micrograph.) Acta Horti Berg. 13. 149. 

 Emerson, R. and Arnold, W., 1932. (Unit of assimilation ) J. gen. Physiol. 16. 191. 

 Emerson, R. and Lewis, C. M., 1939. (Photosynthesis.) Amer. J. Bot. 26. 808. 

 Engstrom, A. and Lindstrom, B., 1950. (X-ray absorption of microscopic objects.) 



Biochim. Biophys. Acta 4. 351. 

 Engstrom, A. and Luthy, H., 1949. (Nerve, X-ray absorption.) Experientia 5. 244. 

 Engstrom, A. and Ruch, F., 195 i. (Giant chromosomes, mass distribution.) Proc. nat. 



Acad. Sci. Wash. 37. 459. 

 Euler, H. von, Bergman, B. and Hellstrom, H., 1934. (Chloroplasts of Elodea, chloro- 

 phyll concentration.) Ber. dtsch. bot. Ges. 52. 458. 

 Eymers, J. G. and Wassink E.G., 1938. (Purple sulphur bacteria, COj assimilation.) Enzy- 



mologia 2. 258. 

 Fajans, K., 1923. (Deformation of ions.) Naturwiss. 11. 165. 

 Fajans, K., 1925. (Deformation of ions.) Z. Kristallogr. 61. 18. 

 Fankuchen, J., 1934. (Pepsin, X-ray diffraction.) J. Amer. Chem. Coc. 56. 2398. 

 Fankuchen, J., 1941. (Proteins, X-ray analysis.) Cold Spr. Harb. Symp. quant. Biol. 9. 198. 

 Farr, W. K. and Eckerson, S.H., 1934. (Cotton hairs, dermatosomes.) Contr. Boyce 



Thompson Inst. 6. 189, 309. 

 Faure-Fremiet, E., 1936. (Elastoidin fibres.) Arch. Anat. micr. 32. 249. 

 Faure-Fremiet, E., 1946. (Cytology, review 1940-1946.) Anne biol. 22. 57. 

 Faure-Fremiet, E., Bessis, M. and Thaureaux, J., 1948. (Hyaloplasm, electron micros- 

 copy.) Microscopic (Paris) i. 41. 

 Felix, K., 195 i. (Frankfurt a. M.) Oral communication. 

 Fernandez-Moran, H., 1950a. (Myelinated nerve, fine- structure of sheath.) Exp. Cell 



Research i. 143. 

 Fernandez-Moran, H., 1950b. (Myelinated nerve, electron microscopy.) Experientia 



6. 339. 

 Fernandez-Moran, H., 1952a. (Myelinated nerve fibre.) Inaugural Diss. Uppsala. 

 Fernandez-Moran, H., 1952b. (Axon of nerve fibre.) Exp. Cell Research 3. i. 

 Feulgen, R. and Rossenbeck, H., 1924. (Nucleal staining.) Hoppe Seyler Z. physiol. 



Chem. 135. 203. 

 Fischer, A., 1894. (Hairy flagella.) Jahrb. wiss. Bot. 26. 187. 

 Fischer, F. G., 1942. (Nucleic acids, molecular structure.) Naturwiss. 30. 377. 

 Fischer, H. et al., 1935. (Chlorophyll, molecular structure.) Liebigs Ann. 519. 209, 520. 88. 

 Fitting, H., 1927. (Protoplasmic flow by hi .tidine.) Jahrb. wiss. Bot. 67. 427. 

 Fitting, H., 1936. (Protoplasmic flow by histidine.) Jahrb. wiss. Bot. 82. 613. 

 Flaig, J. v., 1947. (Nerve axon, colloidal state of neurin.) Neurophysiol. 10. 211. 

 Foster, E., Baylor, M. B,. Meinkoth, N. A. and Clark, G. L. 1947. (Hairy flagella. 



electron microscopy.) Biol. Bull. 93. 114. 

 Foster, F. J. and Samsa, E. G., 1950. (Ovalbumin, birefringence of flow.) Science 112. 475. 

 Franck, J., 1935. (Theory of COg assimilation.) Naturu'iss. 23. 226. 

 Frank, R., 1950. (Teeth, fine-structure of enamel.) Rev. mens. Suisse Odontol. 60. H09. 

 Freudenberg, K., 1933. Stereochemie, Wien. 

 Freudenberg, K., Schaaf, E., Dumpert, G. and Ploetz T., 1939. (Starch molecule, 



spiral structure.) Naturwiss. 27. 850. 

 Freundlich, H., 1922. Kapillarchemie, Leipzig. 

 Freundlich, H., 1937. (Properties of gels.) J. phys. Chem. 41. 901. 

 Freundlich, H., 1942. (Thixotropy.) In W. Seifriz, The structure of protoplasm. 

 Ames-Iowa, p. 85. 



