488 



SCIENCE 



[N. 8. Vol. LII. No. 1351 



try and ehemioal engineering at tlie Massa- 

 chusetts Institute of Technology, Dr. William 

 H. Walker has tendered his resignation as di- 

 rector of the Division of Industrial Coopera- 

 tion and Research to take effect on January 1. 

 He will resume his consulting practise which 

 was interrupted in 1917 by his entering the 

 service, and, although no longer officially con- 

 nected with the institute, will maintain his 

 interest in the development of the division and 

 will closely cooperate with it in the fulfilment 

 of the contracts under the Technology Plan 

 already existing. This division acts for the 

 Institute of Technology in the administration 

 of its obligation incurred under the Technol- 

 ogy Plan by which over 200 of the most prom- 

 inent industries of the country have made con- 

 tracts involving annual retainer fees of over 

 a quarter million dollars. He will be suc- 

 ceeded by Professor Charles L. Norton, pro- 

 fessor of industrial physics at the institute 

 and director of the Eesearch Laboratory of 

 Industrial Physics. 



The Journal of the American Medical As- 

 sociation quoting from the Deutsche medizin- 

 ische Wochenschrift states that the Vienna 

 physiologist. Professor E. Steinach, is intend- 

 ing to remove to Stockholm, where he will 

 continue his research on physiology and 

 biology. 



The Journal of the Washington Academy 

 of Sciences reports the following foreign 

 visitors to Washington: Dr. E. J. Tillyard, 

 director of the Cawthron Institute of Scien- 

 tific Research at Nelson, New Zealand; Dr. 

 T. Harvey Johnston, of Queensland, who is 

 on a mission to various parts of North and 

 South America for the purpose of studying 

 the cactus and means of controlling it, and 

 Mr. A. K. Haagner, director of the zoological 

 park at Pretoria, South Africa, who came to 

 the United States in charge of a shipload of 

 African animals which had been collected at 

 Pretoria during the war for various American 

 zoological parks. 



Dr. W. E. S. Turner, secretary of the 

 Society of Glass Technology, the University 

 of Sheffield, England, and forty members of 



the society recently made a tour of the glass 

 centers in America, 



W. P. Wooding with a party from the 

 United States Geological Survey have left for 

 Haiti to conduct a reconnaissance geologic ex- 

 amination of the Republic of Haiti at the 

 request of that government. 



The University of California has secured 

 Mr. Bert A. Rudolph, a pathologist in the 

 United States Department of Agriculture at 

 Washington and a graduate of the State Uni- 

 versity, to develop further tests of control of 

 apricot brown rot by spraying in the spring. 

 The work will be carried on at the deciduous 

 fruit station of the university and at Moun- 

 tain View. 



WiNTHROP P. Haynes, associate professor 

 of geology at the University of Kansas, Law- 

 rence, is on leave of absence for a year and is 

 with the foreign production department of 

 the Standard Oil Company of New Jersey. 

 He will spend most of the winter with a geo- 

 logical surveying party in Mexico. 



Dr. a. C. TROWBRroGE, professor of geology 

 at the State University of Iowa, gave an ad- 

 dress, November 3, as retiring president of the 

 Iowa Chapter of the Society of Sigma Xi, " On 

 the importance of sedimentation: a neglected 

 phase of geological investigation." 



Dr. Raymond Pearl, of the Johns Hopkins 

 University, on November 11, gave the Gross 

 Lecture before the Philadelphia Pathological 

 Society on " Some biological aspects of human 

 mortality." 



Professor Ulrio Dahlgren, of Princeton 

 University, delivered a lecture, on November 

 1, before the Franklin Institute of Philadel- 

 phia, on " The production of motion by ani- 

 mals." 



Dr. Nellis B. Poster, of the Cornell Medi- 

 cal College, will deliver the third Harvey lec- 

 ture at the New York Academy of Medicine, 

 Saturday evening, November 20. His subject 

 will be " Uraemia" 



It is announced in Nature that a course of 

 three public lectures on " Present Tendencies 

 of Philosophy in America," at King's College, 



