MINUTES. ix 



Planck's Constant ' h,' a Variable," by Monroe B. Snyder, 

 Director of the Philadelphia Observatory. 



" On Mean Relative and Absolute Stellar Parallaxes," by Keivin 

 Burns, Ph.D., Astronomer at the Allegheny Observatory, 

 Pittsburgh (introduced by Mr. H. D. Curtis). 



"Photo-Electric Photometry of Stars" (illustrated), by Joel 

 Stebbins, Ph.D., Director of the Observatory of the Univer- 

 sity of Illinois, Urbana. 



Saturday, April 2^. 



Executive Session, p: jo o'clock. 



William B. Scott, Sc.D., LL.D., President, in the Chair. 



Pending nominations for membership were read and the Society 

 proceeded to an election. The tellers subsequently reported that the 

 following nominees had been elected to membership : 



Herman V. Ames, A.M., Ph.D., Philadelphia. 



George David Birkhofif, A.M., Ph.D., Cambridge. 



John J. Carty, D.Sc, LL.D., Short Hills, N. J. 



Frank M. Chapman, D.Sc, New York. 



Henry Crew, Ph.D., Evanston, 111. 



Benjamin M. Duggar, A.M., Ph.D., St. Louis. 



John Marshall Gest, A.M., LL.B., Philadelphia. 



Charles Homer Haskins, Ph.D., LL.D., Cambridge. 



Lawrence J. Henderson, M.D., Cambridge. 



J. Bertram Lippincott, Philadelphia. 



Hideyo Noguchi, M.D., New York. 



Thomas B. Osborne, Ph.D., Sc.D., New Haven. 



Charles J. Rhoads, A.B., Philadelphia. 



Vesto M. SHpher, A.M., Ph.D., Flagstaff, Ariz. 



David White, B.S., Washington. 



Morning Session, 10 o'clock. 

 William B. Scott, Sc.D., LL.D., President, in the Chair. 

 The following papers were read : 

 " The Signs of Sanity," by Stewart Paton, M.A., M.D., Lecturer 



