INDEX TO VOL. XXX. 
American Association for the Ad- 
vancement of Science, 398. 
American Institute of Mining En- 
gineers, 272. 
An arrowtiead found wltlr bones of 
Bison, occidentalis in western 
Kansas, S. W. Williston, 313. 
Animals before man in North 
America, their lives and times, 
F. A. Lucas, 390. 
Artesian waters of Texas, R. T. 
Hill, 384. 
Asiatic Russia, G. F. Wright, 32T. 
Bain, H. Foster. Western Inteiior 
coal field, 124; 71. 
Bell. Robert, Canadian Geological 
Suivev, 1901. 64. 
Beyer, S. W., 71. 
Bidrag till Kannedomen om Trilo- 
biternas Byggnad. J. C. Moherg, 
390. 
Black and Grand Prairies, Texas, R. 
T. Hill, 384. 
Blair, R. A., 398. 
Branner. J. C. Syllabus of course 
of lectures, 388. 
Brief summary of glacier work, A. 
C. Scott, 215. 
Brigham, A. P. (G. K. Gilbert and~i 
An Introduction to Physical Ge- 
ography. 123. 
Broadhead, G. C. The New Madrid 
earthquake. 76. 
Buckley, E. R.. 202, Clays and clay 
industry of Wisconsin, 329. 
Calvin, S., Concrete examples from 
the topography of Howard coun- 
ty, Iowa, 375. 
Carboniferous coal in Arizona, E. T. 
Dumble, 270. 
Carboniferous formations of Hum- 
boldt, Iowa, F. W. Sardeson, 30(1. 
Cincinnati Anticline in Southern 
Kentucky, A. F. Foerste. 3.'i9. 
Clays and clav industi-y of Wiscon- 
sin, E. R. Buckley, 329. 
Clarke. J. M., 130. 
Claypole, E. W., 71. 
Columbia University, 69; 202; 271; 
S36. 
Condra, G. E., New Bryozoa from 
the Coal Measures, 338. 
Concrete examples of topogi'aphy 
from Howard county, Iowa, S. 
Calvin, 375. 
Cornell Summer School of Field 
geology, C. E. Smith, 396. 
Correspondence. 
Columbia University Summer 
School, I-I. W. Shimer, 69: Rich- 
ard Burton Rowe, C. S. Prosser, 
128; Sketch of Dr. Frenzel, P. 
Frazer. 333. 
Crawford, J., List of the most im- 
portant volcanic eruptions and 
earthquakes in western Nicar- 
agua within historic time, 111; 
Rignon de la Viejo, 130. 
Cretaceous of Texas, R. T. Hill, 
384. 
Crosby, W. O., Origin of Eskers, 1. 
Daly, R. A., 336. 
Davis, W. M., 13«1. 
Dean, Bashford. The preservation 
Muscle-fibres in sharks of the 
Cleveland shale, 273. 
Description of a new species of 
Cladodus from the Devonian of 
Colorado, O. P. Hay, 373. 
Discovery of the Laramie in Ne- 
braska, C. A. Fisher. 315. 
Dumble. E. T.. Carboniferous coal 
in Arizona, 270. 
Earthquakes in Nicaragua. J. 
Crawford. 111. 395. 
Eckel. E. C. 336 
Editorial Comment. 
"The Monthly American Journal 
of Geology and Natural Sci- 
ence." 62; The ore deposits 
ofMonte Cristo, Washington 
113; The Sutton mountain, 118 
The Lansing Skeleton, 189" 
Was the development theory in- 
fluenced by the "Vestiges of the 
natural history of creation"? 
317. 
Emerson, B. K. Two cases of met- 
amorphosis without crushing, 73. 
Eparchean interval. A." C. Law.son, 
122. 
Evolution of lowlands of Southeast- 
er^ Missouri. C. F. Marbut, 3S7. 
