532 SCIENTIFIC NOTBS AND NEWS 



Dr. Rodney B. Harvey, formerly plant physiologist in the Bureau 

 of Plant Industry, U. S. Department of Agriculture, has resigned to 

 accept the position of assistant professor of plant physiology at the 

 University of Minnesota and assistant plant physiologist at the Minne- 

 sota Experiment Station. 



Mr. P. C. HoLDT has been appointed research associate at the Bureau 

 of Standards, representing the American Paint and Varnish Manu- 

 facturers' Association. 



Dr. T. Harvey Johnston, of Queensland, visited the National 

 Museum in September, on a mission to various parts of North and 

 South America for the purpose of studying the cactus and means of 

 controlling it. 



Mr. Benjamin R. Jacobs has resigned from the Bureau of Chemistry, 

 U. S. Department of Agriculture, to become director of the National 

 Cereal Products Laboratories, with ofhces in Washington. 



Mr. Neil M. Judd, Curator of American Archeology, U. S. National 

 Museum, returned to Washington October ist, after having spent the 

 spring and summer months in the Southwest, engaged in archeological 

 research for the Bureau of American Ethnology and the National 

 Geographic Society. 



Mr. Alan Leighton, formerly chemist with the Bureau of Mines at 

 Pittsburgh, has been transferred to the Bureau of Animal Industry, 

 U. S. Department of Agriculture. 



Dr. William A. Locy, professor of biology at Northwestern Uni- 

 versity, and author of Biology and its makers, spent the summer in 

 Washington in historical research, chiefly in the library of the Surgeon 

 General's Office. 



Mr. H. C. Raven, zoological collector and naturalist with the Smith- 

 sonian African Expedition under the direction of Mr. Edmund HellER, 

 returned to Washington on September 21. 



Mr. E. J. RuH has been appointed research assistant at the Bureau 

 of Standards by the International Nickel Company. 



Miss Lily B. Sefton, formerly of the Bureau of Stndards, has been 

 appointed assistant professor in the department of chemistry of the 

 University of West Virginia, at Morgantown, West Virginia. 



Dr. R. J. TiLLYARD, director of the Cawthron Institute of Scientific 

 Research at Nelson, New Zealand, visited Washington during the 

 summer. Dr. Tillyard has spent seventeen years in Australia, de- 

 voting himself to research on the Neuropteroid insects, recent and fossil. 

 He returned to New Zealand in October. 



