886 



SCIENCE 



[N. S. Vol. XL. No. 1042 



thought that you might perhaps still be able to 

 arrange for a meeting-place a year from Decem- 

 ber and that the association would do us the honor 

 of meeting here some time later on when we have 

 ■reverted to normal conditions. 



SCIENTIFIC NOTES AND NEWS 

 At the Philadelphia meeting Section C will 

 liold a session on the afternoon of Thursday, 

 December 31, for the reading of papers, and a 

 second session, jointly with Section K and the 

 Society of American Bacteriologists, on Fri- 

 ■day, January 1, at 10 a.m. The latter will be 

 devoted to a symposium on " The Lower Or- 

 ganisms in Relation to Man's Welfare," for 

 which the following program has been ar- 



" Theories of Fermentation," Vice-president C. L. 



Alsberg. 

 The general mechanism of the action of ferments : 



"Enzyme Action," C. S. Hudson. 

 •A discussion of the chemical changes involved in 

 the action of enzymes: 



■"Eole of Microorganisms in the Intestinal 

 Canal," A. I. Kendall. 



"Use of Bacteria in the Treatment of Textile 

 Fibers," F. P. Gorham. 



"Microorganisms in their Application to Agri- 

 culture," C. E. Marshall. 



Section K (Physiology and Experimental 

 Medicine) will hold two meetings in Phila- 

 delphia during Convocation Week. 

 1. Thursday, December 31, 2 p.m. Laboratory of 

 Hygiene, University of Pennsylvania. 

 Vice-presidential address: Dr. Theodore Hough, 

 ' ' The Classification of Nervous Reactions. ' ' 

 Symposium on Ventilation (jointly with the 

 Society of American Bacteriologists) : 



(a) "Air-borne Diseases," Dr. A. C. Ab- 

 bott, University of Pennsylvania. 

 (h) "Fundamental Physical Problems of 

 Ventilation," Dr. E. B. Phelps, 

 United States Hygienic Laboratory. 



(c) "Standards of Ventilation — Hygienic 



and Esthetic," Dr. C.-E. A. Wins- 

 low, New York State Commission of 

 Ventilation. 



(d) "Modern Developments in Air Condi- 



tions, ' ' Mr. D. D. Kimball, New 

 York State Commission of Ventila- 

 tion. 



2. Friday, January 1, 11 a.m. Laboratory of Hy- 

 giene, University of Pennsylvania. 

 Symposium on the Life of the Lower Organ- 

 isms in Relation to Man's Welfare (jointly 

 with Section G and the Society of American 

 Bacteriologists) . 

 The program will be announced later. 



The program for Section M, Agriculture, 

 is now complete. A single session will be 

 held, on December 30, in the engineering 

 building of the University of Pennsylvania, 

 beginning at 2 p.m. The president of the 

 association, Dr. Charles W. Eliot, will preside 

 at the opening of the session, during the pres- 

 entation of the address of the vice-president. 

 Dr. L. H. Bailey, on " The Place of Research 

 and of Publicity in the Forthcoming Country 

 Life Development." A symposium will fol- 

 low, on The Field of Rural Economies, par- 

 ticipated in by the following speakers : 



' ' Rural Economics from the Standpoint of the 

 I'armer, " Hon. Carl Vrooman, assistant secretary 

 of agriculture. 



' ' Credit and Agriculture, ' ' Professor G. N. Lau- 

 man, college of agriculture, Cornell University. 



' ' Marketing and Distribution Problems, ' ' Mr. 

 C. J. Brand, chief officer of markets, U. S. Dept. 

 of Agriculture. 



' ' The Distinction between Efficiency in Produc- 

 tion and Efficiency in Bargaining," Dr. T. N. 

 Carver, Harvard University. 



A DINNER was given in Boston on Decem- 

 ber 7 to celebrate the fiftieth anniversary of 

 the connection of Professor Robert H. Rich- 

 ards with the Massachusetts Institute of Tech- 

 nology as student and teacher. The speakers 

 were President Richard 0. Maclaurin, in be- 

 half of the institute; Mr. Eben S. Stevens of 

 the same graduating class with Professor 

 Richards, '68, of Quinebaug, Conn., in behaK 

 of his fellows at the school; Professor Chas. 

 R. Cross, '70, in behalf of the faculty and 

 Jasper Whiting, '89, president of the Alumni 

 Association in behalf of his association. The 

 presentation was made to the institute of a 

 portrait of Professor Richards by Miss Mar- 

 garet F. Richardson, of Boston. It presents 

 him, seated, considering a question which the 

 open letter in his hand has brought to him. 



