November 5, 1920] 



SCIENCE 



437 



to test out the new models in as many ways 

 as possible. The mathematical calculations 

 upon which these models are based will prob- 

 ably be published in the Physical Review. 



Irving Langmiur 

 Ebsbaech Laboratobt, 

 General Electric Co., 

 Schenectady, N. Y., 

 October 13, 1920 



SCIENTIFIC EVENTS 



THE AMERICAN SOCIETY OF MECHANICAL 

 ENGINEERS 



Edwin S. Carman, manufacturer, of Cleve- 

 land, Ohio, has been elected president of the 

 American Society of Mechanical Engineers 

 in a mail ballot covering a membership of 

 13,(500 engineers, managers and technologists 

 in every industrial center of the country. Mr. 

 Carman succeeds Major Fred J. Miller, of this 

 city. He will take office after the society's 

 annual convention, which will be held in New 

 York in December. 



John L. Harrington, consulting engineer, of 

 Kansas City; Leon P. Alford, editor, of E"ew 

 York, and Eobert B. Wolf, president of the 

 E. B. Wolf Company, of New York, were 

 chosen vice-presidents for two years in suc- 

 cession to John A. Stevens, of Lowell, Mass; 

 Henry B. Sargent, of New Haven, Conn, and 

 Fred E. Low, of this city. 



Three managers, each for a term of three 

 years, were elected, as follows: Henry M. 

 Norris, of Cincinnati; Carl C. Thomas, of 

 Los Angeles; Louis C. Nordmeyer, of St. 

 Louis. Major William H. Wiley, publisher, 

 of New York, was re-elected treasurer. The 

 secretary will be elected by the society's coun- 

 cil in December. Calvin W. Eice has held 

 this oifiee since 1906. 



Following a meeting of the society's coun- 

 cil, composed of the president, vice-presidents, 

 managers, past presidents, treasurer and secre- 

 tary, representing engineering effort in m.any 

 sections of the country, and with a member- 

 ship of twenty-one, broad plans for promot- 

 ing professional endeavor and public service, 

 particularly as to industrial relations and re- 

 warding engineering achievement, were an- 



nounced. The finance committee recom- 

 mended a budget for the ensuing year of over 

 $500,000. 



The meetings and progress committee de- 

 tailed plans for the annual convention of the 

 society in New York in December and also 

 announced plans for a congress of mechanical 

 engineers to be held in Chicago next spring. 



THE AMERICAN ORNITHOLOGISTS' UNION 



The thirty-eighth stated meeting of The 

 American Ornithologists' Union will convene 

 in Washington, D. C, November 9-11. 



Headquarters will be at The Harrington, 

 11th and E Streets, N. W., four blocks from 

 the U. S. National Museum. Owing to the 

 crowded condition of hotels in Washington 

 members intending to be present are urged to 

 make reservations well in advance. 



The public meetings will be held in the U. 

 S. National Museum, from 10 a.m. until 4.30 

 P.M. each day. 



The reading of papers will form a prominent 

 feature of the meetings. All classes of mem- 

 bers are earnestly requested to contribute, and 

 to notify the secretary before November 1, as 

 to the titles of their communications and the 

 length of time required for their presentation, 

 so that a program for each day may be pre- 

 pared. 



In addition to the usual social features there 

 will be opportunities to visit various places of 

 interest, including the National Zoological 

 Park and the Library of Congress. Arrange- 

 ments have been made for a special exhibit in 

 the library, showing the development of zoolog- 

 ical illustrations as applied to birds and orig- 

 inal drawings and photographs of birds by 

 A m erican artists and photographers. 



T. S. Palmer, 



Secretary 

 1939 BiLTMOEE St., N. "W., 

 Washington, D. C. 



the american society of naturalists 

 The American Society of Naturalists will 

 hold its thirty-eighth annual meeting at Chi- 

 cago, imder the auspices of the University of 

 Qhicago, beginning on Thursday, December 



