REPORT OF NATIONAL MUSEUM, 1920. 43 



42-3 and 44 from June 15 to 22 for a conference of its farm man- 

 agement demonstrators from all parts of the country. The Potomac 

 Garden Chib, organized under the auspices of the States Rehitions 

 Service, hehl its annual meeting and election of officers in the 

 auditorium on the evening of January 24, 1020. The Bureau of 

 Plant Industry held a phytopathological seminar in the hall on the 

 morning of January 29,' and the Federal Horticultural Board oc- 

 cupied it for morning and afternoon sessions on April G, and rooms 

 42-3 for a morning session next clay, in a public hearing to consider 

 the advisability of quarantining the States of Texas and Louisiana 

 on account of the pink bollworm of cotton. 



The War Department used the auditorium on the afternoon of 

 May 28, 1920, for the closing exercises of the Army Medical School, 

 session 1919-1920, with an address by the Secretary of War, Plon. 

 Newton D. Baker, and the presentation of diplomas and medals. » 



Music is more and more becoming a feature in the museums of this 

 countr}^, and, while the National Museum possesses a good series of 

 musical instruments, particularl}^ representative of the pianoforte, 

 it has little opportunity to further the interpretation of rhythm and 

 harmony. It therefore welcomed the use of the auditorium on the 

 evening ^f January 31 for an official musical entertainment by the 

 United States Marine Corps, Avhen " Roving Marines '' was presented, 

 illustrating the work of a recruiting and publicity party of the U. S. 

 Marine Corps. 



The fourth Hamilton Fund lecture was delivered in the hall on 

 the evening of April 13, by the Rev. Dr. Charles E. Jefferson, the 

 pastor of the Broadway Tabernacle Church, New York City, who, 

 under the title "" The Old Order and the New,'' discussed the present 

 Avorld-wide unrest and means for combating it. By request of James 

 Hamilton, of Carlisle, Pennsylvania, the Smithsonian Institution 

 received in 1874 a small sum, known as the Hamilton Fund, the in- 

 come of which is appropriated from time to time for a contribution, 

 paper or lecture on a scientific or useful subject. 



Another timely lecture was that under the auspices of the National 

 Research Council on February 6, by Dr. John J. Carty, Vice Presi- 

 dent of the American Telephone and -Telegraph Co., on the wireless 

 telephone, illustrated by talking motion pictures. 



The municipal government too benefited by the IMuseum's facili- 

 ties. The District of Columbia Minimum Wage Board created by act 

 of Congress approved September 17, 1918, "to protect the women 

 and minors of the District from conditions detrimental to their 

 health and morals resulting from wages which are inadequate to 

 maintain decent standards of living," had the hall on the evening of 

 November 20 to bring together the women employed in the hotels, 



