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Annual report, 26th and 27th. 

 CHICAGO UNIVERSITY, Chicago. 



Journal of geology, current nos. 

 CINCINNATI HOUSE OF REFUGE, Cincinnati, Ohio. 



Annual report, 48th (gift). 

 CINCINNATI MUSEUM ASSOCIATION, Cincinnati, Ohio. 



Annual report, i8th, with 4 catalogues. 

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Contribution to the study of contact metamorphism (gift). 

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Fern bulletin, current nos. 

 COHEN, E. (the author), Greifswald, Germania. 



tiber das meteoreisen von Morradal, Norwegen, with 5 other pams. 

 COLBY COLLEGE, Waterville, Maine. 



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 COLLIERY ENGINEER CO., Scranton, Pa. 



Mines and minerals, current nos. (gift). 

 COLLINGE, W. E. (the author), Birmingham, England. 



Description of a new species of cryptosoma, with 2 other pams. 

 COLORADO AGRICULTURAL EXPERIMENT STATION, Fort Collins, Colo. 



Bulletin, current nos. (gift). 

 COLORADO. BUREAU OF MINES, Denver, Colo. 



Bulletin, no. 2. 

 COLORADO SCIENTIFIC SOCIETY, Denver, Colo. 



Bulletin, nos. 3 and 4. 



2 pamphlets. 

 COLORADO. STATE HISTORICAL AND NATURAL HISTORY SOCIETY. 

 Denver, Colo. 



History of the Department of Natural History. 



Reports 1889 and 1890. 

 COLORADO STATE LIBRARY, Denver, Colo. 



School law of the state of Colorado. 

 COLORADO. STATE SCHOOL OF MINES, Golden, Colo. 



Annual report, 1889. 



Biennial reports, i889-'90 and 1895-98. 



Catalogues, 1891 -'92 and 1896-99. 

 COLUMBIA UNIVERSITY, New York City. 



Annual report, 9th. 



Catalogue, i898-'99. 



Columbia University quarterly, current nos. 



Index to bulletins 1-20. 



I pamphlet. 

 CONNECTICUT AGRICUlTURAL EXPERIMENT STATION, Hartford, 

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Annual report, 22nd. 



Bulletin, current nos. 

 COOPER UNION, New York City. 



Annual report, 40th. 

 COPENHAGEN. MINERALOGICAL MUSEUM OF THE UNIVERSITY, 

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Beretnmg, i893-'98. 

 CORA, GUIDO, Roma, Italy. 



Cosmos, ser. 2, vol. 12, nos. 11 and 12. 

 CORNELL UNIVERSITY AGRICULTURAL EXP. STATION, Ithaca, N. Y. 



Bulletin, current nos. (gift). 



