INDEX. 



477 



Hydrosols, Bredig's silver, Blake, 

 431. 



Lead, radio-active, Hofmann and 

 Wolfl, 99. 



Nitrogen, utilization of atmos- 

 pheric, Frank, 388. 



Potassium and barium nitrates, 

 double salt of, Wallbridge, 331. 



Eadium, action of salts of, upon 

 globulins, Hardy, 329. 



— and helium, Ramsay, 329. 

 Salts, effect of water on chemical 



reactions, Perman, 467. 



— double, investigations by phys- 

 ical means, Foote, 389. 



Silver, allotropic, colors of, Blake, 

 282. 



— colloidal, Hanriot, 100. 

 Sodium sulphate solutions, Marie 



and Marquis, 99. 

 Thiocyanates, on isomorphous 



triple, Blake, 12. 

 Ultra-violet light, action on rare 



earth oxides, Baskerville, 465. 

 Uranium, determination by zinc 

 reductor, Pulman, 229. 



Classen, A., Chemical analysis by 

 electrolysis, 100 : Ausgewahlte Me- 

 thoden der analytischen Chemie, 

 390. 



Climate, polar, relation to evolution, 

 Wieland, 401. 



Coast Survey, United States, 1902 

 report, Tittman, 106. 



Cohen, E., Meteoritenkunde, 336. 



Cold Spring, L. I., monographs, 400. 



Coral reefs, origin of, as shown by 

 the Maldives, Gardiner, 203. 



Coronas, constants of, Barus. 325. 



Crapper, E. H., Electric and Mag- 

 netic Circuits, 393, 



Crookes, W., Spinthariscope, 99. 



Cuba, experimental garden in, At- 

 kins, 105, 



Daly, R. A., mechanics of igneous 



intrusion, 107. 

 Dielectric constants, heat of a change 



in connection with changes in, 



Speyers, 61. 



Eakle, A. S., identity of palacheite 



and botryogen, 379. 

 Earthquake investigation committee 



publications, 335. 

 Eaton, G. F., characters of Pterano- 



don, 82. 



Electric and Magnetic Circuits, Crap- 

 per, 393. 



Electricity, discharge from hot plat- 

 inum, Wilson, 392. 



Emmons, S. F., contributions to 

 Economic Geology, 101 ; Little Cot- 

 tonwood granite of the Wasatch 

 Mts., 139. 



Fairchild, H. L., Elements of Geol- 

 ogy, 396. 



Fernando de Noronha, peak of, 

 Branner, 442. 



Fitzgerald, G. F., scientific writings 

 of, Larmor, 106. 



Fuller, M. L., Elkland-Tioga folio, 

 Penna., 394, 



Gardiner, J. S., origin of coral reefs 

 as shown by the Maldives, 203 ; 

 Maldive and Laccadive Archipel- 

 agoes, 400. 



Geological map of New York State, 

 MerriU, 102, 



GEOLOGICAL REPORTS. 



Canada, 395. 



Maryland, Vol. IV, Clark, 104. 

 Nebraska, Vol. I, Barbour, 473, 

 New Jersey, 103. 

 South Africa, 474. 

 United States, 23 Annual Report, 

 332. 



— Bulletins, Nos, 205-210, 185 ; No, 

 213, 101 ; Nos. 212, 214-216, 472, 



— Folios, Nos, 87-91, 332 : Nos, 92, 

 93, 394. 



— Monographs, XLII-XLIV, 185. 



— Professional papers, Nos. 1-10, 

 332 ; Nos. 13, 15, 472. 



— Water supply and irrigation 

 papers, Nos. 73, 75, 76, 101 ; Nos. 

 78, 79, 332 ; Nos. 81-84. 471. 



Wisconsin, bulletins 9, 10, 267. 

 Geology, Elements of, LeConte and 



Fairchild, 396. 

 — Economic, contributions to, 1902, 



Emmons and Hayes, 101. 



GEOLOGY. 



Ascutney Mt., Vermont, geology. 

 Daly, 267. 



Baptanodon, Knight, 76. 



Batrachian, from the Coal Meas- 

 ures of Joggins, N, S., Matthew, 

 185. 



