5] 



VOLUMES XLI-L. 



483 



aration of tellurium, arsenic, etc., 

 42, 106; separation of caesium, 

 etc., 42, 279; electrolysis, etc., of 

 gallium, 42, 389; separation of 

 gallium, 44, 221; detection of 

 germanium, 44, 313; separation 

 of germanium, 46, 663. 



Bryan, K., rock tanks and charcos, 

 50, 188. 



Buchanan, J. Y., Observation and 

 Reasoning, 47, 139; Oceanog- 

 raphy, etc., 49, 217. 



Bucher, W. H., ripples and related 

 sedimentary surface forms, 47, 

 149, 241. 



Buckman, S. S., Brachiopoda of 

 Burma, 50, 74. 



Buddington, A. F., binary system, 

 akermanite-gehlenite, ,50, 131. 



Bullowa, J. G. M., Colloids in Biol- 

 ogy, 48, 248. 



Bureau of Mines, see Mines. 



Burling, L. D., Albertella fauna, 42, 

 469; Protichnites and Climac- 

 tichnites, 44, 387. 



Burlington limestone, origin of 

 chert, Tarr, 45, 149. 



Burton, E. F., Physical Properties 

 of Colloidal Solutions, 42, 79. 



Butler salt dome, Powers, 49, 129. 



Butts, C, geologic section of Penn- 

 sylvania, 46, 523. 



Cadmium vapor arc lamp, Bates, 

 49, .378. 



Cady, H. P., Qualitative Analysis, 

 43, 167; Chemistry, 43, 247. 



Caesium chloride, double salts, 

 Jamieson, 43, 67. 



Calcite group, crystal structures, 

 Wyckoff, 50, 317. 



Calcium carbonate, various forms 

 of, Johnston, Merwin and Wil- 

 liamson, 41, 473. 



— phosphate in meteoric stones, 

 Merrill, 43, 322. 



— see CHEMISTRY. 

 California, Tejon Eocene, Dicker- 

 son, 42, 80. 



Calorimeter, new form, Maclnnes 



and Braham, 45, 72. 

 Calorimetry, see Heat. 

 Cambrian, see GEOLOGY. 

 Camel, Oligocene, Troxell, 43, 381. 



Canada, Dept. of Mines, see Mines. 



— geol. survey, see Geological Re- 

 ports. 



Cape Town, calcium carbonate 

 dome, Maury, 44, 369. 



Carmina, B. F., Aviation, 48, 473. 



Carnegie Foundation, annual re- 

 ports, tenth, 42, 88; eleventh, 44, 

 407; twelfth, 45, 483; thirteenth, 

 48, 400; fourteenth, 49, 386; Bul- 

 letins, no. 8, 42, 88; no. 9, 42, 

 169; no. 10, 44, 407; no. II, 46, 

 772; no. 12, 47, 83; no. 13, 48, 

 400. 



report on preparation of 



teachers, 50, 171. 



Carnegie Institution of Washing- 

 ton, publications, 41, 305; 42, 508; 



43, 341; 44, 408; 45, 483; 47, 

 80, 83; 48, 163, 401; 49,, 224, 387; 

 50, 473- 



Year Book, no. 14, 1915, 41, 



377; no. 15, 1916, 43, 340; no. 16, 

 19 1 7, 45, 480; no. 17, 1918, 47, 

 450; no. 18, 1919, 49, 454- 



Carnotite, 41, 214. 



Carrizo Mountain, Arizona, igneous 

 geology, Emery, 42, 349. 



Carroll, R. S., Mastery of Nervous- 

 ness, 45, 241. 



Case, E. C, Permo-Carboniferous 

 red beds of No. America, 41, 219; 

 amphibian fauna at Linton, Ohio, 



44, 124; Stylemys nebracensis, 

 47, 435- 



Catalysis, Jobling, 41, 368, 



Cavities in crystals and rocks, 

 under pressure, Bridgman, 45, 

 243. 



Cellulose, Cross and Bevan, 47, 239. 



Century of Science, 1818-1918, 46, 1 

 et seq. 



Ceramic Society, Journal, 46, 619. 



Chamberlain, C. J., Plant Histol- 

 ogy, 41, 380; Living Cycads, 47, 

 449. 



Chamberlain, J. S., Organic Agri- 

 cultural Chemistry, 42, 165. 



Chamberlin, T. C, Origin of the 

 Earth, 42, 167, 371; mathematics 

 of isostasy, 49, 311. 



Chandler, C. F., Reminiscences, 43, 

 245- 



Charnockite series of igneous 

 rocks, Washington, 41, 323. 



Chemical Society, Amer., Priestley 

 Memorial, 44, 332. 



