CONTENTS. V 



Page 



XXII. Crystallographic Notes on Minerals from Chester, Mass. By 



Charles Palache and H. O. Wood 639 



XXIII. Regeneration in the Brittle-Star Ophiocoma Pumila, with Refer- 



ence to the Influence of the Nervous System. By Sekgius 



Morgulis 653 



XXIV. Pcdi Book-Titles and their Brief Designations. By C. R. Lanman GG1 



XXV. The Principle of Relativity, and Non-Newtonian Mechanics. 



By G. N. Lewis and R. C. Tolman 709 



XXVI. Records of Meetings 727 



Report of the Council 747 



Biographical Notices 



Gustavus Hay 747 



Charles Follen Folsom 749 



Officers and Committees for 1909-10 771 



List of Fellows and Foreign Honorary Members .... 773 



Statutes and Standing Votes 785 



Rumford Premium 796 



Index .- 797 



