INDEX. 



467 



PAGE. 



Clarke, F. W 159 



Clements, E. S., on Changes in Vegetation. . 405 



on Natural Parks and Savannahs 403 



on Permanent Quadrats 409 



Clements, F. E., viii, 152, 389, 390. 394, 401, 402, 

 407, 410. 



on Biotic Succession in Bad Lands 410 



on Changes in Vegetation 405 



on Climatic Cycles 409 



on Experimental Pollination 394 



on Experimental Taxonomy 395 



on Grazing Research 407 



on Natural Parks and Savannahs 403 



on Permanent Quadrats 407 



on Phylogenetic Method in Taxonomy . . 396 

 on Role of Soil-air in Hydrophytic 



Habitats 393 



on Researches in Sedimentation 410 



on Slope-Exposure Studies 391 



on Phytometer Method 391 



on Photosynthetic Efficiency 394 



on Transplant Quadrats and Areas 401 



on Water Cycle in Plants 391 



Publication by 17 



Report on Ecology 389-411 



Climatic Cycles 409 



Climax Formations 402 



Clones in Cladocera 128 



Coble, A. B., Publication by 20 



Coleman, D. G viii, 310, 311, 326 



Collins, J. L 75 



Collins, Warren E 297 



on Clinical Apparatus for Measuring 



Basal Metabolism 302 



Publication by 19 



Colloidal Bodies of Cytological Interest .... 55 



Congdon, E. G 88 



Cooperative Studies on Human Basal Me- 

 tabolism 154 



Continental Congress, Letters of Members of 185 



Corner, George W 90, 91, 95, 151 



Publications by 17, 20 



Cowper's Glands 89 



Crandall, L. S 301 



Crane, C. W 153 



Craytor, Laura 154 



Cremona Groups, Application to Solution of 



Algebraic Equations 430 



Crist, J. W., on Relation of Hardpan to Root 



Development 401 



on Root Development and Absorption in 



Crop Plants 399 



Crocker Research Fund 124 



Crop Plants, Root Development and Absorp- 

 tion in 399 



Crystals, Application of Theory of Space 



Groups to Study of Structure 168 



Crystals, Determination of Structure of . . . 168 



Culture Methods 154 



Cunningham, R. S 87, 88, 92 



Publications by 20 



Cupric Oxide, Cuprous Oxide, Oxygen 



System 165 



Cushman, Joseph A 195 



Publication by 20 



Cytology 77 



of Datura Mutants 107 



PAGE. 



Cytoplasmic Granules 78 



Dahlgren, Ulric vii, 194 



on Luminosity in Marine Animals 196 



Datura Mutants, Cooperative Work on 109 



Cytology of 107 



Davenport, Charles B vi, 101 



Publications by 20 



Report as Director of Department of 



Genetics 101-156 



Davenport, Frances G 185 



Davis, Harold S., Publication by 24, 25 



Day, Arthur L vii, 10, 157, 178 



Report as Director of Geophysical 



Laboratory 157-174 



Deformation, Differentiation by 163 



Density of Minerals, Measurement of 169 



Diabetic Patients, Physiological and Psy- 

 chological Fitness of 299 



Diamond, Compressibility of 168 



Digestive Tract and Vascular System 87 



Diptera, Comparative Study of Chromosome 



Groups in HI 



Distribution of Scientific Information in 



United States 168 



Dixon, A. J. S 336, 337 



Dodge, Cleveland H v, vi, xi, xxi, xxii, 32 



Dodge, William E vi 



Dogs, Heredity of Behavior in 128 



Donnan, Elizabeth 180, 186, 187 



Double Stars, Interferometer Measures of . . 280 



Doubleday, Henry 196 



Doughty, Arthur G 189 



Douglass, A. E., on Climatic Cycles 409 



Doysie, Abel 180, 182 



Drafting and Design at Mount Wilson 292 



Dreyer, Georges 299 



Dreyer Stadiometer 296 



Drosophila willistoni HI 



Duggar, B. M ix 



on Certain Sources of Carbon and 



Nitrogen on Production of Acid by 



Fungi 65 



on Some Aspects of Metabolism in Fungi 64 

 Duncan, John C. . . viii, 226, 229, 233, 255, 256, 268 



Publications by 20 



Durham, G. B 133 



Publication by 21 



Duvall, C. R VIII, 333, 335, 337, 338 



Early English Literature, Report of Henry 



Bergen on 428 



Earth's Crust, Chemistry of 165 



Earth's Magnetism 309 



Echellite, a New Mineral 163 



Ecology, Report by F. E. Clements 389-411 



Edmonds, H. M. W., viii, 310, 311, 312, 321, 326, 



329, 330, 333. 

 Electric and Magnetic Activity of Sun and 



Earth 334 



Electric-Furnace Investigations at Mount 



Wilson 286 



Ellerman, Ferdinand viii, 233, 235, 281 



Publication by 20 



Embryology, Publications on 17 



Report on Department of 77-99 



Emerson, S. H HI 



Emission Calorimeter for Humans 296 



