318 



INDEX. 



Smallpox 192 



Smallpox, The Cause of, The 

 Life-History of Cytoryctes 



variol;e, G. N. Calkins 201 



Smith, H. I., A Recently Dis- 

 covered Earthwork in Oge- 

 maw County, Michigan, id, 11-12 



Smith Observatory 234 



Smithsonite 60 



Sneath, E. H., Notes on the 



Washington Meeting. ... 167, 169 

 Snout-Fishes, The, of Kansas, 



0. P. Hay IS 



Solar system 31, 36 



Some Inclusions in Mic.\ and 

 THEIR Relation to the Per- 

 cussion Figure, Geo. E. 



Ashby 68 



Some Peculiarities of the 



Gyroscope, G. B. Warring. 184, 186 

 Some Products Derived from 

 Coal, M. T. Bogert. . . 161, 163-164 



Soule, Caroline G.; ref 180 



South American Mammals, 

 The Origin and Development 



of, W. B. Scott ^ . ..14-1S 



Specimens, Exhibition of, G. 



F. Kunz 47 



Spectrum, Observations on the 

 Flash, at the Sumatra 

 Eclipse, S. A. Mitchell. . .42, 43-44 



Speir, Oswald; Act. Mem 206 



Sphalerite 60, 61 



Spodumene 202, 203 



Sporozoa associated with can- 

 cerous growth •J2 



Spuyten Duyvil Creek 74, 75 



Starfish 72 



Star groups 84 



Starr, M. A.; Fellow 84, 88 



Statistics 33 



Statistics of American Psy- 

 chologists, J. McK. Cattell, 



193, 196 

 Steele, W. M., and E. H. Cam- 

 eron, The Effects of Prac- 

 tice on the Poggendorff 



Illusion 193, 195 



Stereoscopic Vision, App.\rent 

 Motion in, J. E. Lough.. 166. 168 



Stevens, G. T.; Fellow 84, 88 



On the Horopter 193, 197 



Ref 74, 76 



Stevenson, Prof., Memorial by, 

 The Centenary of John 

 Playfair's Defense of 

 John Hutton's Theory 



of the Formation of 



River Valleys 47, 48 



Ref 202 



Stimuli, Involuntary Muscu- 

 lar Responses to Rhythmic, 



J. B. Miner 40, 41 



Stimuli, On the Relation of 



I Reactions to Certain Sec- 



! ONDARY, R. T. MacDougall. .82, 83 



Stimuli, Time Intervals 



Bounded by Varied, J. B. 



Miner 82 



Stoney, J. G.; ref 29, 30 



Stremmatograph Tests : Prin- 



i ciPLES and Facts Relating 



I to the Distribution of the 



Strains in the Base of Rails 



under Moving Trains, P. H. 



Dudley 179 



Strong, C. A.; Fellow 84, 88 



Strongylocentrotus 80 



Struve; ref 242 



Sulphur 60, 189 



i Sulphuric acid 10 



j Sumatra eclipse 174 



SuM.\TRA Eclipse, Observations 

 I ON THE Flash Spectrum at 



the. S. a. Mitchell 42, 43-44 



Sumner, F. B.; Fellow 84, 88 



Further Experimental 

 Studies upon Fish De- 

 velopment 66, 68 



Report of summer work.... 191 

 Sun, The Discovery of New 

 Gases in the, S. A. Mitchell, 



172, 173-174 

 Sutton, W. S., Chromosomic Re- 

 duction IN its Relation to 



Mendel's Law 1 74, 175 



Swanton, J. R., Mythology and 

 Origin of the Haida Indians, 



10, II 



Swift ; ref 292, 293 



Switzerland of America 208 



Symborodon 44 



Tallow-clay 61 



Taos II 



Tarahumares 1 78 



Tar, Coal 163 



Telescope. Zenith, A Combined 

 Prismatic Transit and, 

 Harold Jacoby and S. A. 



Mitchell 190. 191 



Temperatures. Soil, A Ther- 

 mograph FOR, Wm. HalIock...4, s 

 Teredo-like Shell from the 

 Laramie Group, Description 

 OF A New, R. P. Whitfield .... 8, 9 



