REPORT OF NATIONAL MUSEUM, 1922. 31 



Interdepartmental Social Hygiene Board, two motion-picture dis- 

 plays; under the Federal Power Commission, a meeting on water 

 power ; and under the American Eelief Administration, the National 

 Eesearch Council, and the Children's Bureau of the Department of 

 Labor, a lecture by Dr. Clemens Pirquet, of Vienna, on standards 

 of child nutrition as developed by the American Relief Administra- 

 tion in Austria. A collection of the resolutions of thanks, maps, 

 diagrams, etc., connected with this relief work was exhibited in 

 Rooms 44, 45, and 46 from January 21 to 31, 1922. 



The National Academy of Sciences, as usual, held its annual meet- 

 ing in the Natural History Building, April 24 to 26, 1922, using the 

 auditorium for the scientific sessions, open to the public, and the 

 committee rooms for its business sessions. On the first evening, 

 under the joint auspices of the Carnegie Institution of Washington 

 and the academy. Dr. H. A. Lorentz, of Leiden, lectured on Problems 

 of Modern Physics. This was followed by a reception to Doctor and 

 Mrs. Lorentz in the rotunda and the north and the west halls, first 

 story, which were illuminated and open for inspection. Another 

 feature of the academy meeting of unusual interest was the demon- 

 stration, at one of the public sessions, of the loud-speaking telephone, 

 installed on the platform through the courtesy of Dr. F. B. Jewett, 

 of the Western Electric Co. 



The American Chemical Society, through the Chemical Society of 

 Washington, arranged a lecture on October 25, 1921, by Dr. E. F. 

 Smith, of the University of Pennsylvania, on early chemistry, with 

 the presentation to the National Museum of a portrait of Joseph 

 Priestley, the discoverer of oxygen, being a copy by Albert Rosen- 

 thal of the original by Gilbert Stuart. 



The Archaeological Society of Washington, affiliated with the 

 Archaeological Institute of America, was responsible February 18, 

 1922, for an illustrated lecture on the " Sculpture of Japan," by Dr. 

 Hamilton Bell, curator of the John G. Johnson collection of Phila- 

 delphia. This was followed by an informal reception in the public 

 exhibition halls, with a special view of the collection of Chihuahua 

 pottery lent to the Museum by the society, the hostesses being Mrs. 

 Robert Lansing, Miss Mabel Boardman, Mrs. Charles Henry Butler, 

 Mrs. Charles D. Walcott, Mrs. Henry F. Dimock, and Mrs. B. H. 

 Warder. 



The National Association of Postmasters of the United States held 

 its twenty-first annual convention in the auditorium October 11 to 

 13, 1921; the Liberty Calendar Association of America its conven- 

 tion February 7 and 8, 1922; the American Surgical Association its 

 convention. May 1 to 3; and the American Federation of Arts two 

 sessions of its annual May convention, the subject of these sessions 

 being " Industrial art." The National Association of Office Manag- 



