XVlll 



INDEX. 



Membership accepted (continued) : 

 Gomberg, Moses, xii 

 Goodnow, Frank J., xii 

 Jameson, John F., xiii 

 Johnson, Douglas W., xiii 

 Kellogg, Vernon L., xiii 

 Moore, George F., xiv 

 Shorey, Paul, xiv 

 Sproul, William C., xiv 

 Yeatman, Pope, xiii 



Miller, D. C, velocity of explosive 

 sounds, X 



Miller, J. A., Pitman & Steele, paral- 

 laxes of fifty stars (second list) 

 determined at Sproul Observatory, 



85 



Munroe and Howell, products of de- 

 tonation of TNT, 194, vii 



Mussels, correlation of shape and 

 station in fresh-water (Naiades), 

 269, xi 



N 



Nabeshima, Kennelly &, transient 

 process of establishing a steady 

 alternating electric current on a 

 long line from laboratory measure- 

 ment's on an artificial line, x, 325 



Nebulse which appear to establish 

 the relationship between them and 

 the stars, spectroscopic observa- 

 tions of gaseous, x, 517 







Oenothera biennis and CEnothera 

 franciscana, behavior of sulfurea 

 character in crosses with, vii 



fimifola, a peculiar new mutant 



from CEnothera lamarckiana, vii 



Ortmann, correlation of shape and 

 station in fresh-water mussels 

 (Naiades), 269, xi 



Osborn, evolution principles deduced 

 from a study of even-toed ungu- 

 lates known as Titanotheres, xi 



Osborne, Chemistry of the cell, vii 



Osterhout, respiration, vii 



Oxygen to charcoal, relation of, vii 



Parallaxes of fifty stars determined 



at Sproul Observatory, 85 

 Parker, phosphorescence of renilla, 



171, xi 

 Phosphorescence of renilla, 171, xi 

 Photography from the air, iii 

 Pickering, E. C, presentation of por- 

 trait of, xi 

 Pitman, parallaxes of fifty stars, 85 



Plant protoplasm, components and 

 colloidal behavior of, 150, vii 



Polynesian origins, new theory of, 

 261, vi 



Prince, Slav and Celt, 184, vi 



Protoplasm, components and col- 

 loidal behavior of plant, 150, vii 



Psychology in war and education, viii 



, introduction to sym- 

 posium on, viii 



, meth.ods, viii 



R 



Radioaction and the volcanoes, uni- 

 versal, xii 



Reefs of Tutuila, Samoa, in their 

 relation to coral reef theories, 224, 



V 



Reid, distribution of land and water 

 on the earth, 313, v 



Renilla, phosphorescence of, 171, xi 



Respiration, vii 



Rifle barrels, vibration of, vii 



Rund, psychological methods in busi- 

 ness and industry, viii 



Scott, the ast'rapotheria, xi, xiv 



Shepherd's purse, a third description 

 of genetic factors in, vii 



Shull, a third duplication of genetic 

 factors in Shepherd's purse, vii 



, some effects of the fertility of 



maize, vii 



Slav and Celt, 184, vi 



Snyder, universal radioaction and 

 the volcanos, xii 



Solar eclipse of 1918, painting the, v 



Solar eclipse of May 29, 1919, and 

 their bearing upon the Einstein 

 theory, observations in Liberia and 

 elsewhere of, iv, x 



system, problem of the evolu- 

 tion of the, ix 



Spectroscopic observations of the 

 gaseous nebulse which appear to 

 establish the relationship between 

 them and the stars, x, 517 



Spitzbergen as the key to the origin 

 of northern Europe and North 

 America, xiv 



Spoehr, MacDougal and, components 

 and colloidal behavior of plant pro- 

 toplasm, 150, vii 



Sproul observatory, parallaxes of 

 fifty stars determined at. 85 



Stars, parallaxes of fifty, determined 

 at Sproul Observatory, 85 



