392 PROCEEDINGS OF THE AMERICAN ACADEMY. 



One thousand and eightieth Meeting. 



April 9, 1919. — Stated Meeting. 



The Academy met at its House. 



The President in the Chair. 



There were thirty-four Fellows and one guest present. 



The Con-esponding Secretary presented the following letters : — 

 from George E. Hale, of the National Research Council, inviting 

 the Academy to participate in the organization of a division of 

 Foreign Relations, from the Secretary of the League for the Preser- 

 vation of American Independence, asking the cooperation of the 

 Academy; from the Harvard Biblical Club, thanking the Academy 

 for the use of the Committee Room during the past year. 



The Chair announced the death of John "Wallace Baird, Fellow 

 in Class H., Section 3. 



Dr. Arthur A. Noyes was appointed to represent the At ademy 

 as a member in the Division of Foreign Relations of the National 

 Research Council. 



The President referred the proposed alteration of the Statutes 

 to a Committee consisting of E. B. Wilson, H. \Y. Tyler and E. V. 

 Huntington. 



The following Communications were presented: — 



Prof. E. S. Morse, "Observations on Living Lamellibranchs of 

 New England." 



Prof. A. E. Kennelly, " A New Geometrical Model for the Orthog- 

 onal Projection of the Cosines and Sines of Complex Angles." 



Dr. G. ]\L Allen, "Some Habits of Cave-frequenting Bats." 



The meeting then adjourned. 



One thousand and eighty-first Meeting. 



'Sl.w 7, 1919. — Special Meeting. 



The Academy met at its House. 



The President in the Chair. 



There were thirty-four Fellows and two guests ])resent. 



Professor Charles R. Cross, Chairman, on behalf of the Rumford 



