April 5, 1918] 



SCIENCE 



339 



luminatiou and illunilDating engineering, and to 

 advise as to the directions in which research can 

 be undertaken with advantage. 



Mine-rescue Apparatus Eesearch Committee. — 

 To inquire into the types of breathing apparatus 

 used in coal mines, and by experiment to deter- 

 mine the advantages, limitations and defects of 

 the several types of apparatus, what improve- 

 ments in them are possible, and whether it is ad- 

 visable that the types used in mines should be 

 standardized, and to collect evidence bearing on 

 these points. 



Abrasives and Polishing Powders Sesearch 

 Committee. — (1) To conduct investigations on 

 abrasives and polishing powders with a view to 

 their preparation and use as one factor in ac- 

 celerating the output of lenses and prisms for op- 

 tical instruments, not only for peace requirements 

 but in connection with the war. (2) To investi- 

 gate the preparation and properties of abrasives 

 and polishing powders. 



Food-research Committee. — To direct research on 

 problems in the cooking of vegetables and meat, 

 and in bread making, to be undertaken by two 

 scholars of the committee of council. 



Building-materials Sesearch Committee. — To 

 make arrangements for carrying out researches on 

 building construction instituted by the department 

 at the instance of the local government board com- 

 mittee or otherwise, to be responsible under the 

 council for the direction of such researches, and 

 to deal with such other matters as may be referred 

 to the committee from time to time by the council. 



Electrical Eesearch Committee. — A committee of 

 direction appointed in connection with certain re- 

 searches affecting the electrical industry. 



Committee for Sesearch on Vitreous Compounds 

 and Cements for Lenses and Prisms. — To conduct 

 researches into the preparation, properties and 

 mode of employment of cements for lenses and 

 prisms; to prepare a reference list of vitreous 

 compounds, their composition, densities, refractive 

 indices and dispersive powers. 



Tin and Tungsten Sesearch Board. — The Cornish 

 Chamber of Mines has been in\'ited to nominate a 

 representative of the landlords and a representa- 

 tive of the mine owners to serve on the board. A 

 committee of control appointed in connection with 

 certain researches into tin and tungsten. 



Lubricants and Lubrication Inquiry Committee. 

 — To prepare a memorandum on the field for re- 

 search on lubricants and lubrication, which will 

 contain an analysis of the problems involved, to- 



gether with a suggested scheme of research, which 

 would be most likely to lead to valuable results. 



Provisional Committee on Sesearch and Educa- 

 tion for the Cotton Industry. — A committee ap- 

 pointed with a view to the organization of a re- 

 search association for the cotton industry. 



Provisional Committee on Sesearch for the Wool 

 and Worsted Industries. — .\ committee appointed 

 with a view to the organization of a research asso- 

 ciation for the wool and worsted industries. 



Provisional Committee for the Internal Combus- 

 tion Engine Industry. — A committee appointed 

 with a view to the organization of a research asso- 

 ciation for the internal combustion engine industry. 



MEETING OF THE GENERAL MEDICAL BOARD 

 OF THE COUNCIL OF NATIONAL DEFENSE 



Dedication of the Warden McLean Audi- 

 torium at Camp Greenleaf, the military med- 

 ical school at Camp Chickamauga, Ga., on 

 March 11 was made notable not only because 

 of the presence of the Surgeon General of the 

 Army and members of his staff, as well as many 

 distinguished medical men from military and 

 civil life, but also because of the regular meet- 

 ing' there March 10 of the General Medical 

 Board of the Council of National Defense, 

 usually held in Washington. About 1,000 doc- 

 tors, who as medical reserve officers are taking 

 the three months' course, accepted the invita- 

 tion to attend extended by Dr. Franklin Mar- 

 tin, member of the advisory commission of the 

 council and chairman of the board. 



These members of the General Medical 

 Board attended: Dr. Franklin Martin, chair- 

 man; Dr. William F. Snow, secretary; Sur- 

 geon General William C. Gorgas, Dr. Victor 



C. Vaughan, Dr. William H. Welch, Dr. John 

 Young Brown, Dr. John G. Clark, Dr. Thomas 

 S. Cullen, Dr. Edward P. Davis, Dr. William 



D. Haggard, Dr. Jabcz Jackson, Dr. Edward 

 Martin, Dr. Charles H. Mayo, Dr. Stuart Mc- 

 Guire, Dr. John D. McLean, Dr. Hubert A. 

 Eoyster. 



Introduced by Dr. Martin, Surgeon General 

 Gorgas said he knew of no more important 

 work than the activities being developed at 

 Camp Greenleaf; that the necessity of mili- 

 tary medical training is obvious; also that on 

 a visit to England five years ago he learned 

 that the great developments in the English 



