560 



INDEX. 



Prothero, G. W., accepts Foreign 

 Honorary Membership, 483. 



Publication Committee, Report of, 

 498; requested to report on 

 publication of learned works in 

 series, 490. 



Publication Fund, 494; Appropria- 

 tion from the Income of, 490. 



Rana, A Monograph of the American 

 Frogs of the Genus, 411, 489. 



Records of Meetings, 483. 



Retzius, M. G., death of, 483. 



Ritter, W. E., the Common Ground 

 of Three Domains of Knowledge, 

 frequently called the Exact, the 

 Descriptive ; and the Humanistic 

 Sciences, 487; A Step Forward 

 in the Methodology of Natural 

 Science (an Introduction to : The 

 Functional Relation of one Vari- 

 able to each of a Number of 

 correlated Variables determined 

 by a Method of Successive Ap- 

 proximation to Group Averages. 

 By George F. McEwen and Ellis 

 L. Michael), 89. 



Robinson, B. L., I. On tropical 

 American Compositae, chiefly 

 Eupatorieae. II. A Recension 

 of the Eupatoriums of Peru, 1. 



Robinson, F. N., appointed to repre- 

 sent Academy as member of 

 American Council of Learned 

 Societies Devoted to Humanistic 

 Studies, 489. 



Rotations in Space of Even Dimen- 

 sions, 155, 489. 



Rumford Committee, Report of, 496. 



Rumford Fund, 493; Appropriations 

 from the Income of, 490; papers 

 published by aid of, 323. 



Rumford Premium, 555; award of, 

 501. 



Sabine's Method in Architectural 



Acoustics without the Use of the 



Ear, 491. 

 Schaller, W. T., accepts Fellowship, 



483. 

 Searle, Arthur, Orbits resulting from 



Assumed Laws of Motion, 189, 



489. 

 Sedgwick, H. D., accepts Fellowship, 



483. 

 Sedgwick, W. T., appointed member 



of House Committee, 486. 



Shapley, Harlow, elected Fellow, 503. 

 Shaw, Chief Justice Lemuel, gift of 



papers of, 484. 

 Smith, C. C, Notice of, 509. 

 Smith, H. M., elected Fellow, 503. 

 Snyder, Virgil, accepts Fellowship, 



483. 

 Solar Eclipse, May 29, 1919, Observa- 

 tions of the, 487. 

 Southard, E. E., death of, 489. 

 Space of Even Dimensions, Rotations 



in, 155, 489. 

 Spear, E. B., declines Fellowship, 484. 

 Springfield Rifle, The, and the Leduc 



Formula, 490. 

 Stained Glass Windows of French 



and English Cathedrals, 485. 

 Standing Committees elected, 501; 



List of, 519. 

 Standing Votes, 554. 

 Statutes, 539; Committee appointed 



on Amendment of, 488, 490; 



Report of, 501. 

 Stearns, F. P., death of, 486. 

 Strutt, J. W., Baron Rayleigh, death 



of, 483. 

 Submarine Detection and Acoustical 



Aids to Navigation, 491. 



Talbot, H. P., Report of the CM. 

 Warren Committee, 497. 



Taussig, F. W., The Economic Revo- 

 lution now in Process, 492. 



Thaxter, Roland, New Dimorphomy- 

 ceteae, 209. 



Thayer, W. R., The Union Acade- 

 mique, 484. 



Thibet, Western, and the develop- 

 ment of Central Asia, 488. 



Thomson, Elihu, Progress in Knowl- 

 edge of Nature's Electricity, 484. 



Tranformations, Material, Contribu- 

 tion to the General Kinetics of, 

 135, 489. 



Treasurer, Report of, 492. 



Trills, 485. 



Underwood, W. L., elected Fellow, 



503. 

 Union Academique, 484, 485. 



Van Hise, C. R., Notice of, 511. 

 Villari, Pasquale, Notice of, 513. 



Wait, W. C, The Part of the People 

 in the Administration of the 

 Law, 503. 



