38 FREDM. UBER 



17. Soule, B. A. Library Guide for the Chemist. McGraw-Hill, New York, 



1938. 



18. Kelley, E. C, Encyclopedia of Medical Sources. Williams & Wilkins, 



Baltimore, 1948. 



HOW TO WRITE SCIENTIFIC MANUSCRIPTS 



19. Trelease, S. F., The Scientific Paper: How To Prepare It, How to Write 



It. Williams & Wilkins, Baltimore, 1947. 

 BO. Clark, W. M., "Evolution toward a Mature Scientific Literature," J. 

 Bad., 27, 1-18 (1934). 



MISCELLANEOUS REFERENCES 



21. Midgley, T., Jr., in The Future of Industrial Research. Standard Oil 



Development Co., New York, 1945, pp. 30-54. 



22. Hamilton, T. S., "Some Aspects of Research and the Responsibilities 



of the Research Worker," an unpublished Sigma Xi lecture delivered 

 at Iowa State College, December 5, 1946. 



23. Livingston, B. E., "The Choosing of a Problem for Research in Plant 



Physiology," Plant World, 15, 73-82 (1912). 



24. Zechmeister, L., and L. Cholnoky, Principles and Practice of Chromatog- 



raphy. Wiley, New York, 1941. 



25. Crane, E. J., Chem. Eng. News, 25, 1363-7 (1947) (nomenclature for d,l- 



amino acids, etc.). 



26. Planck, M., Naturwissenschaften, 30, 285-306 (1942). 



