﻿— 4»o — 



Clarke, Frank W. 



Report of the work done in the división of chemistry and phisics, 

 maurly during the fiscal year 1890-91. ^Washington, i892.^K. 127. 



Clarke, Frank W. 



Report of work done in the división of chemistry during the fiscal 

 • year 1891-92 and 1892-93. — Washington, 1893. — -K. 150. 



Clarke, Frank W. 



Constitution of the silicates. — -Washington, 1895. — K. 150-I. 



Clarke, Frank W. 



United States geological survey — Charles D. Walcott — Contribu- 

 tions to chemistry and mineralogy from the laboratory of the U. S. 

 geological survey. — Washington, 1900. — S. 282. 



Clarke, Frank W. 



United States, geological survey — Charles D. Walcott, director — 

 Analyses of roks fron the laboratory of the U. S, geological survey 

 in 1880 to 99. — Washington, 1900. — S. 283. 



Clarke, F. W. and Hillebrand, IV. T. 



Analyses of roks with a chapter on analytical methods. — Washing- 

 ton, 1897. — K. 150. 



Classification décimalede Melvil (La). Dewey appliquée aux sciences geolo- 

 giques pour l'elaboration de la bibliographia geológica par le service 

 geologique du Belgique. — Bruxelles, 1898. — L. 359. 



Clements, Jiiliiis Morgan. 



The Vermilion iron-bearing district of Minnesota, with an atlas. — 

 Washington, 1903. — ^T. 201. — M. 19-a. 



Credner, Hertuann. 



Elementes der Geologie. — Leipzig, 1876. — P. 186. 



Colé, Burt. 



Storage reservairs on Stony Creek, California. — Washington, 1903. 

 — T. 231. 



