INDEX. 



473 



Rays of Light, Tracing through Reflecting 



Prism with Meridian Projection Plot. 172 

 Receipts and Expenditures of Institution. . . 13 



Reed, H. S., Publication by 21 



Reflection Prisms 169 



Reichert, Frederick L 155, 156 



Publication by 17 



Reid, Harry Fielding 154. 178 



Relation of Bud to Trunk-Growth in Conifers 392 



Research Associates, Investigations of 7 



Researches at Mount Wilson 11 



Researches in Sedimentation 410 



Researches on New Problems 9,10 



Respiration Apparatus for Small Laboratory 



Animals 296 



Richard, J 196 



Richards, Theodore W ix 



Publications by 24, 25 



Report on Chemical Investigations. . . . 384 



Richmond, Myrtle L 229, 234, 261 



Ricketson, O. G 359 



Riddle, Oscar vii, 115, 145, 146, 151, 156 



Publications by 25 



Ritchey, George W 255, 256 



Ritchie, Marj\ Publication by 25 



Ritzman, E. G 297, 301 



Roberts, H. S vii, 165, 170 



Publication by 25 



Robinson, Henry M 220 



Romafia, Jose Prado 365 



Root, Elihu V, VI, XI, xii, xxi, xxii, 32 



Root-Growth in Relation to Deficiency of 

 Oxygen or Excess of Carbon Dioxid in 



Soil 46 



Root, Howard F 297, 299 



Rose, Embree R vii, 145 



Rose, J. N IX 



Report on Studies of Cactacese 381 



Ross, L. S 155 



Roth, Paul 297 



Rowe, Allan W., Publications by 24, 25 



Rowe, L. S., Publication by 17 



Roy, Arthur J 211, 212, 213 



Royds, T 351 



Rubber Plants 398 



Ruling Machine at Mount Wilson 293 



Russell, Henry Norris, ix, 5, 8, 217, 221, 224, 230, 

 234, 238, 275, 282. 



Publication by 25 



Rutherford, A. K 359 



Ryerson, Martin A v, vi 



Sabin, F. R 88 



Publication by 25 



Saha, M.N 238 



Sanford, Roscoe F viii, 229, 230, 233, 269 



Publications by 25 



Sarton, George viii 



Publications by 25 



Report on History of Science 426 



Saunders, F. W vii, 118 



Sawyer, H. E 323 



Scandium 286 



Science, History of 426 



Schaeffer, Asa A vii, 194, 196 



on Investigations on Marine Amcebas at 



Tortugas, Florida 201 



Scherer, James A. B 219 



PAGE. 



Schlesinger, M. D 215, 242 



Schneider, Margaret 125 



Schultz, A. H VII, 96, 97, 98 



Publications by 25 



Scofield, C. S., Publication by 21 



Seashore, C. E 141 



Seares, Frederick H., viii, 227, 228, 233, 234, 235, 

 258, 259, 260, 261, 262, 275. 



Publications by 18, 25 



Seares, Richard 282 



Seelye, W. J 180 



Seismology, Advisory Committee on 10 



Preliminary Report of 175-178 



Sex, Fundamental Nature of 114 



Sex-Incidence 96 



Sex-Intergrades, in Daphnia 119 



Induced by Parasitism 120 



Sex in Pigeons, Nature and Metabolic Basis 



of 115 



Sex-Ratio, Control of 116 



Sex, Significance and Control of 114 



Shapley, Harlow, vii, 227, 228, 233, 234, 259, 261, 

 262, 264, 265, 266, 276. 



Publications by 25 



Shearer, J vii, 311, 326, 328 



Sheep, Heredity in 133 



Shellshear, Joseph L 84, 85 



Publication bj-^ 25 



Shepherd, E. S vii, 173 



Publications by 26 



Sherman, H. C ix 



Report on Chemical Investigations .... 386 

 Shipley. P. G 95 



Publication by 26 



Shreve, Forrest vii, 68 



on Growth in Monterey Pine 70 



on Measurement of Evaporation from 



Soilsin Place 69 



on Vegetation of Desert Valley 66 



Publication by 17 



Shull, G. H 103 



Shumway, Myrtle 234 



Silica-Glass Prism for Refractometry of 



Liquids at Elevated Temperature. . . . 173 



Silicate Melts, Diffusion in 170 



SUvester, C. F 195 



Sinnott, Edmund W 109, 133 



Publication by 21, 26 



Skey, H. F 317 



Skin, Temperature of 300 



Slope Exposure, Relation to Soil Temperature 68 



Slope-exposure Studies 391 



Smith, A 329, 339, 340 



Smith. David T 80 



Publications by 26 



Smith, Edgar F ix 



Report on Chemical Investigations .... 388 



Smith, M. B 337 



Smith, Sinclair 222, 234, 288, 291 



Smith, Theobald v, vi 



Smyth, F. Hastings vn 



Publications by 25, 26, 165, 170 



Snyder, L. H 114 



Socially Inadequate 144 



Soil-Air in Hydrophytic Habitats 393 



Soil Fauna of Engelmann Canyon 408 



Solar Activity and "Earth-effect" 332 



