51J 



VOLUMES XXI-XXX. 



487 



Waterglass, Ordway, 24, 473. 

 Waters, artesian, of Costilla Co., 

 Colorado, Headden, 27, 305. 



— ground, of the Indio region, 

 California, Mendenhall, 27, 340. 



Watson, T. L., unakite in Vir- 

 ginia, 22, 248; diabase dike in 

 Potsdam sandstone, Va., 23, 89; 

 Mineral Resources of Virginia, 



28, 82. 

 Watt, G., Commercial Products 



of India, 27, 417. 

 Waves, resistance due to obliquely 

 moving, Rayleigh, 28, 495. 



— See also Electric. 

 Weather Service, Maryland, 26, 



100; 30, 430. 



Weathering and erosion as time- 

 measures, Leverett, 27, 349. 



Weed, L. H., action of dry ammo- 

 nia, 24, 479; estimation of chro- 

 mium, 26, 85; standards in alka- 

 limetry, etc., 26, 138, 143. 



Weidman, S., marignacite from 

 Wisconsin, 23, 287; irvingite, 

 23, 451- 



Weights and Measures, Evolu- 

 tion, Hallock and Wade, 22, 346. 



Wellcome Research Laboratories, 

 Khartoum, Reports, 23, 155; 29, 

 91- 



Weller, S., Cretaceous paleon- 

 tology of New Jersey, 25, 152. 



Wells, R. C, nev^r occurrence of 

 hydrogiobertite, 30, 189. 



Western Australia geol. survey, 

 see GEOLOGICAL RE- 

 PORTS. 



West Virginia geol. survey, see 

 GEOLOGICAL REPORTS. 



Wetterkunde, Bornstein, 22, 81. 



Wheeler, J. T., Zonal Belt Hy- 

 pothesis, 27, 265. 



Wheelock, F. E., ionization pro- 1 

 duced by alpha rays, 30, 233. j 



Whitlock, H. P., calcite from 

 West Paterson, N. J., 24, 426. 



White, W. P., polymorphic forms 

 of calcium metasilicate, 21, 89; 

 diopside, calcium and mag- 

 nesium metasilicates, 27, i ; spe- 

 cific heats of silicates and plati- 

 num, 28, 334; melting point 

 determination, 28, 453; melting 

 point methods at high tem- 

 peratures, 28, 474. 



Wickham, H. F., fossil insects I 

 from Florissant, 26, "j^; 28, 126; 



29, 47- 



Wiedersheim's Comparative Anat- 

 omy of Vertebrates, Parker, 25, 

 160. 

 Wieland, G. R., historic cycads, 

 25, 93; accelerated cone growth 

 in Pinus, 25, 103; notes on 

 Paleobotany, 25, 354; revision 

 of the Protostegidse, 27, loi; 

 j armored saurian from the Nio- 

 brara. 27, 250. 

 Wilde, H., Celestial Ejectamenta, 



30, 296. 

 Williams, R. P., Chemistry, 30, 



347- 

 Williams, S. R., method of deter- 

 mining coefficients of expan- 

 sion, 28, 180. 

 I Willis, B., Research in China, 25, 

 I 349; Outlines of Geologic His- 

 tory, 30, 354. 

 Williston, S. W., North Ameri- 

 i can Plesiosaurs. 21, 221. 

 Wilson, A. W. G., glaciation of 

 Orford and Sutton Mts., Que- 

 j bee, 21, 196. 



I Wilson, E. B., Cyanide Processes, 

 j 26, 576. 



i Wilson, Edwin B., divergence and 

 [ curl, 23, 214. 



! Wilson, R. W., Astronomy, 22, 

 1 191. 



I Winchell, N. H. and A. N., Opti- 

 I cal Mineralogy, 27, 412. 

 j Winds, trades, etc., 23, 398. 

 I Winton, A. L., Microscopy of 



Vegetable Foods, 21, 335. 

 Wireless Telegraphy, Massie and 

 Underbill, 27, 406; Marconi, 30, 



349- 

 j directive system, Bellini and 



Tosi, 26, 576. 

 — • — influence of the earth in, 



Sachs, 21, 80. 



j relation of electromagnetic 



j waves to, Zenneck, 24, 441. 

 Wisconsin geol. survey, see GEO- 

 LOGICAL REPORTS. 

 — geolog3^ of north central, 



Weidman, 24, 500. 

 — ■ lead and zinc deposits. Grant, 



21, 470. 

 Wollastonite and pseudo-wollas- 



tonite, Allen and White, 21, 89; 



Day and Shepherd, 22, 265. 

 Wood, R. W., Physical Optics, 22, 



193- 



Wood-Turning, Ross, 28, 566. 



Woodworth, J. B., Shaler expedi- 

 tion to Brazil, etc., 26, 404. 



