532 
NATIONAL RESEARCH COUNCIL 
part in preliminary tests, in order to learn the conditions surrounding the 
problem. Dr. Carty spoke of the work that the Western Electric Company 
and the General Electric Company are doing in connection with the Sub- 
marine Signalling Company. 
The twentieth meeting of the Executive Committee was held at the offices 
of the Council in Washington, May 24, 1917. Messrs. Dunn, Hale, Millikan, 
Stratton, Vaughan and Walcott, were present. Messrs. Durand, Menden- 
hall and Pegram were also present upon invitation. Dr. Bogert, after elec- 
tion as a member of the Executive Committee, was also present. 
It was decided that Dr. Millikan, in view of his position as Vice-chairman 
of the Council, should be regarded as an ex-ofhcio member of the Executive 
Committee. The vacancy in the Committee thereby created was filled by 
the election of Dr. M. T. Bogert, Chairman of the Chemistry Committee. 
Upon motion it was voted that all sub-committees of the Council be ap- 
pointed by the Executive Committee upon recommendation of the Chairmen 
of Committees. 
Report was made upon the present difficulty in obtaining release from 
England of Austrian and Germain scientific journals addressed to societies 
and individuals in the United States. The Chairman thereupon was re- 
quested to present the facts to the State Department with an expression of 
the desire of the National Research Council to have steps taken to secure the 
release and uninterrupted transmission of such periodicals, if this can be done 
without conflict with other obligations. 
Dr. Stratton, Chairman of the Committee on Census of Research, reported 
progress in the distribution of Census Blanks, stating that for this purpose 
institutions in the United States had been classified as follows: 1. Educational; 
2. Industrial; 3. Other than Educational and Industrial. The necessary 
expenses of the work of the Committee were considered and the Chairman 
further reported that within a few days the question of indexing and render^ 
ing available the information now being received would be considered. 
Upon motion it was voted that the appointment of the following Mathe- 
matics Committee be confirmed, with the understanding that three addi- 
tional members be added to this Committee upon nomination by the National 
Academy of Sciences* Professor E. H. Moore, Chairman; Messrs. E. W. 
Brown, F. R. Moulton, R. S. Woodward, E. B. Wilson, George D. Birkhoff. 
Upon motion of Dr. Millikan the appointment of a Sub-committee on 
Visibility, of the Physics Committee, was confirmed. This Sub-committee 
consists of Dr. Herbert E. Ives, Chairman, and Mr. Irving G. Priest. 
The Chairman of the Council reported that Dr. W. H. Howell had been 
appointed as Vice-chairman of the Physiology Committee to serve as Chair- 
man of the Committee during the absence of Dr. Cannon. 
Dr. Victor C. Vaughan, Chairman of the Committee on Medicine and 
Hygiene, reported that he had appointed a Sub-committee on Psychiatry 
