26 SCHOOL OP MINES LIBRARY. 



COMBES, Ch. Handbuch der Bergbauknnst bearbeitet von C. Hart- 

 mann. 2 vols. 4to. text and plates. Weimar, 1844. 



Traite de 1'Exploitation des Mines. 



3 vols. 8vo. text. 1 vol. 4to. plates. Leige, 1846. 



COMET, The Great, of 1861. Vol. V., Pamphlets. Octavo series. 



8vo. 9 pp. New-Haven, 1861. 



COMMISSIONER of Patents' Journal. See under Journals. 



COMPTES Rend us des Seances de L'Academie des Sciences. See 

 under Journals. 



CONGRES International de Statistique; Compte rendu general des 

 travaux dans ses seances tenues a Bruxelles, 1853 ; Paris, 

 1855; Vienne, 1857, et Londres, 1860. Publiee sous la direc- 

 tion de M. le Dr. Engel. 4to. 473 pp. Berlin, 1863. 



CONRAD, T. A. See United States and Mexican Boundary Survey, 

 x art 1. 



T. A., and Meek, F. B. Check Lists of the Invertebrate 



Fossils of North America. Smith. Misc. Coll. 



8vo. 112pp. Washington, 1866. 



COOK, G. H. Geological Survey of the State of New-Jersey. An- 

 nual Report of the State Geologist for the year 1869. 



Svo. 57 pp. Trenton, 1870. 



Annual Report of the State Geologist for the year 1870. 



Svo. 67pp. New-Brunswick, 1871. 



Annual Report of the State Geologist for the year 1874. 



Svo. 115 pp. Trenton, 1874. 



Report on the Geology of New-Jersey. 



4to. 900 pp. Newark, 1868. 

 COOKE, J. R., Jr. Chemical Problems and Reactions. 



12 mo. 128 pp. Cambridge, 1857. 



Crystalline Form not necessarily an Indication of Definite 



Chemical Composition. Vol. II., Pamphlets. Octavo series. 



Svo. 12 pp. 1860. 



First Principles of Chemical Philosophy. 



12mo. 533pp. Boston, 1 873. 



On the Dimorphism of Arsenic, Antimony and Zinc. 



Vol. IX., Pamphlets. Octavo series. 8\'O. 7pp. 1861. 



On Two New Compounds of Zinc and Antimony, and on 



the Cause of the Variation of Composition Observed in their 



Crystals. Vol. V., Pamphlets. Quarto series. 



4to. 57 pp., I. plate. Cambridge, 1855. 



Religion and Chemistry. Second edition. 



Svo. 348pp. New- York, 1865. 



The Elements of Chemical Physics. 



Svo. 738pp. Boston, 1860. 



- The New Chemistry. Svo. 326pp. New-York, 1874. 



COOLIDGE, Richard II. Statistical Reports on the Sickness and 

 Mortality in the Army of the United States. Compiled from 

 the Records of the Surgeon*General's Office, embracing a 

 period of five years, from January, 1855, to January, I860. 



4to. Washington, 1860. 



