RECORDS OF MEETINGS. 757 



The following paper was presented by title: 

 "Ballistic Experiments by means of the Electrometer," by A. 

 G. Webster and Mildred Allen. 

 The meeting then adjourned. 



One thousand and seventieth Meeting:. 



February 13, 1918. — Stated Meeting. 



The Academy met at its House. 



The President in the Chair. 



There were forty-one Fellows, one Foreign Honorary Member, 

 and two guests present. 



The following letters were presented by the Corresponding 

 Secretary: from G. B. Adams, C. McL. Andrews, T. W. Balch, 

 Willard Bartlett, C. W. Clifford, W. E. Ford, E. B. Greene, R. B. 

 Greenough, C. E. Hughes, Henry Jackson, Grinnell Jones, Irving 

 Langmuir, J. M. Morton, Harold Murdock, accepting Fellow- 

 ship; from F. J. Shepherd, accepting Foreign Honorary Member- 

 ship; from J. H. Wright, resigning Fellowship; from the Historical 

 Society of Florence, announcing the death of Pasquale Villari. 



The Chair announced the following deaths: Paul S. Yendell, 

 Fellow in Class I., Section 1 ; Charles E. Faxon, Fellow in Class 

 II., Section 2; Pasquale Villari, of Florence, Foreign Honorary 

 Members in Class III., Section 3. 



The appointment of Professor Arthur A. Noyes as delegate to 

 represent the Academy at the semi-centennial of the University 

 of California, March 18-23 was announced. 



The Council announced the receipt of biographical notices as 

 follows: CjTus Ballou Comstock, and Benjamin Baker, by G. F. 

 Swain; Charles Francis Adams, by W. C. Ford; Thomas Raynes- 

 ford Lounsbury, by Barrett Wendell. 



The following Communications were presented: 



Dr. S. B. Wolbach, "Studies on the Etiology of Rocky Moun- 

 tain Spotted Fever." 



Dr. H. A. Christian, "The String Galvanometer in the Study 

 of Heart Disease." 



Dr. H. C. Ernst. "An Old and New Microscope." 



The meeting then adjourned. 



