INDEX. 355 



PAGE. 



Piper, C. V 127 



Plant Distribution on Desert Mountains 92 



Metabolism, Pentose Sugars in 78 



Plants, Genetics and Taxonomy of 95-98 



Imbibition and Water-relations of 59 



Photosynthesis, Metabolism, and Growth of 73-87 



Plough, H. H 290 



Popenoe, Wilson 131 



Publication by 39, 43 



Portable Respiration Apparatus at Nutrition Laboratory 239 



Porter, David 129 



Power, A. D 252, 257, 258, 259, 268 



Poyer, John M 161 



Practice in Eye Reactions 242 



Pratt, II. S., Publications by 43, 166 



Pressure Effect for Iron 231 



Pritchett, Henry S m, iv 



Protective Coloration 182 



Psychology, Researches in 342 



Publications authorized during 1917 31 



Bibliographj' of 36-46 



Issued during 1917 33-35 



of Classics of International Law 31 



of the Institution 3-35 



Putnam, G. R 163, 170 



Putnam, Herbert 151 



Quirk, R. M 337 



Radial Velocities 221 



Radium Content of Sea-salt Specimens 274 



Reicher, Michael 99 



Reichert, E. T., Investigations in Physiology 334 



Remsen, Ira 30 



Chemical Investigations of 295-298 



Report of President of the Institution 5-46 



Research Associates of the Institution 27 



Departments of the Institution 26 



Researches, Department of Terrestrial Magnetism 31 



Richards, Aute 112 



Richards, H. M 82, 84 



on Gas Interchange in Mesembryanthemum and other Succulents 79 



Richards, Theodore W v, 30 



Chemical Investigations of 298-302 



Publications by 43 



Richmond, Myrtle L 205, 217, 220 



Richter, H. W., Publication by 43 



Riddle, Oscar. 31, 112, 118, 119, 128, 130 



Publications by 43 



Ritchey, G. W 204, 213, 233 



Ritzman, E. C 129 



Publication by 43 



Roberts, Isaac, 214 



Robertson, James A 151, 155 



Root, Elihu "I, IV, X, xi 



Rose, J. N 31 



Report on Cactus Investigation 98 



Ross, Jane H ^9 



Rotch, A. Lawrence 322 



Roth, Paul 240 



Rouiller, C. A 296 



Rowe, L. S 30, 31 



Roy, Arthur J 191 



Russell, Ehner B 320 



Ru.ssian Archives, Guide to Materials for American History in 153 



Rverson, Martin A ^"^^I 



Sabin, Florence R 102, 10^- IJo 



Publications by U^^ 



Saclis, J. H 297 



