98 ANlSrUAL REPORT SMITHSONIAN INSTITUTION, 1961 



Nucleotide Phosphate and Adenosine Triphosphate in Seedlings," by 

 E. C. Sisler and W. H. Klein. 



Dr. W. Shropshire participated in a Departmental Colloquium on 

 Photobiology at Purdue University and visited laboratories at several 

 universities in the eastern United States to confer with other investi- 

 gators working in the field of phototropism. 



At the 1961 meetings of the Southern Section of the American 

 Society of Plant Physiologists at Jackson, Miss., L. Price and V. B. 

 Elstad presented papers. 



Dr. Klein opened a lecture series at Duke University, Durham, 

 N.C., by presenting two lectures on the subject "Photoinduced Reac- 

 tions in Plants and Their Action Spectra." Dr. M. Margulies attended 

 the annual meeting of the Federation of American Societies for Ex- 

 perimental Biology in Atlantic City, N.J. Dr. R. L. Latterell 

 presented a paper at the Radiation Research Society meetings held 

 in Washington, D.C. 



Dr. Shropshire and Dr. Klein visited marine biology and photo- 

 biology laboratories in Wasliington and California. 



Respectfully submitted. 



Fred L. Whipple, Director. 



Dr. Leonard Carmichael, 

 Secretary^ Smithsonian Institution. 



