MINUTES. xi 



" Cooperation as a Factor in Evolution," by William Patten, 

 A.M., Ph.D., Professor of Zoology, Dartmouth College. 

 (Introduced by Prof. H. H. Donaldson.) 



" On the Effects of Continued Administration of Certain 

 Poisons to the Domestic Fowl, with Special Reference to the 

 Progeny," by Raymond Pearl, A.B., Ph.D., Biologist, Maine 

 Agricultural Experiment Station. 



" Types of Neuromuscular Mechanism in Sea-Anemones," by 

 George H. Parker, Sc.D., Professor of Zoology, Harvard 

 University. 



" Determination of Stellar Magnitudes by Photography," by 

 Edward C. Pickering, Ph.D., D.Sc, LL.D., Director of the 

 Observatory, Harvard University. 



" Monochromatic Photography of Jupiter, Saturn and the 

 Moon " (illustrated by Color-Photographs made with the Mt. 

 Wilson 6o-inch telescope), by Robert Williams Wood, A.B., 

 LL.D., Professor of Experimental Physics, Johns Hopkins 

 University. 



" On the Eclipses of Jupiter's SatelHtes," by John Q. Stewart, 

 B.S., of Princeton. (Introduced by Prof. H. N. Russell.) 



" On the Probable Temperature of Mars," by Henry Norris 

 Russell, Ph.D., Professor of Astronomy, Princeton Univer- 

 sity. 



"A New Catalogue of Variable Stars," by Annie J. Cannon, 

 A.M. (Introduced by Prof. E. C. Pickering.) 



"Legal and Political International Questions and the Recur- 

 rence of War," by Thomas Willing Balch, A.B., LL.B., of 

 Philadelphia. 



Afternoon Scssio7i — 2 o'clock. 



William W. Keen, M.D., LL.D., President, in the Chair. 



Symposium on International Law : Its Foundation, Obligation and 

 Future. 

 Outhne, 



by Hon. John Bassett Moore, LL.D., Member of the Perma- 

 nent Court at the Hague, late Assistant Secretary of State. 



