50 SCHOOL OP MINES LIBRARY. 



GIBBS, Wolcott. Contributions to Analytical Chemistry. No. 1. 



6pp. 1852. Vol. XVII., Pamphlets. Octavo series. 



The same as above. No. 2. 9 pp. 1865. 



Contributions to Chemistry from the Laboratory of the 



Lawrence Scientific School. Vol. XXXI., Pamphlets. Octavo series. 



3 Pamphlets. 8vo. 14,11,19pp. 1864,1865,1867. 



On Certain Points in the Theory of Atomicities. Vol. xxix., 



Pamphlets. Octavo series. 8VO. 8pp. 1867. 



On the Atomic Weights of the Elements. 



8vo. 6 pp. 1861. 



On the Construction of a Normal Map of the Solar Spec- 

 trum. Vol. V., Pamphlets. Octavo series. 8vO. 10pp. 1867. 



On the Rational Constitution of Certain Organic Com- 

 pounds. Vol. XXVIII., Pamphlets. Octavo series. 



8vo. 20 pp. 1858, 



On the Theory of the Polyacid Bases. Vol. XXVIIL, Pamphlets. 



Octavo series. 8VO. 11 pp. 



Remarks on the Atomic Weights of the Elements. Vol. xxxi., 



Pamphlets. Octavo series. 8VO. 6 pp. 1861. 



Remarks on the Theory of Compound Salt Radicals. 



8vo. 4 pp. New-York, 1843. 



Report on the Recent Progress of Organic Chemistry, 



made to the American Association for the Advancement of 



Science, August, 1855. Vol. XXVIIL, Pamphlets. Octavo series. 



Researches on the Platinum Metals. Vol. xxxi., Pamphlets. 



Octavo series. 3 Pamphlets. 3,8,20pp. 1860,1861,1862. 



' . and Genth, F. A. Researches on the Ammonia-Cobalt 



Bases. 4to. 67 pp. Washington, 1856. 



GIBSON, R. The Theory and Practice of Surveying. 



8vo. 408 pp. "New- York, 1834. 

 GILBERT. Essai sur L'Art de la Navigation par la Yapeur. 



4to. 58 pp. Paris, 1820. 



GILL, Theodore. Arrangement of the Families of Fishes, or Classes 

 Pisces, Marsipobranchii, and Leptocardii. Prepared for the 

 Smithsonian Institution. Smith. Misc. Coll. 



8vo. 48 pp. Washington, 1872. 



Arrangement of the Families of Mammals, with Analytical 



Tables. Prepared for the Smithsonian Institution. ^ Smith. 

 Misc. Coll 8vo. 98 pp. Washington, 1872. 



Arrangement of the Families of Mollusks. Prepared for 



the Smithsonian Institution. Smith. Misc. Coll. 



Pamphlets. 8vo. 49 pp. Washington, 1871. 



Th. Handbuch fur Eisen-und Stahlarbeiter. 



12mo. 88 pp. Quedlinburg, 1834. 

 GILLESPIE, W. M. A Treatise on Land Surveying. 



8vo. 424 pp. "New- York, 1870. 



A Treatise on Levelling Topography and Higher Surveying. 



Edited by Cad y Staley. 8vo. 171pp. New- York, 1870. 



Subjects and Methods of Instruction in Mathematics as Pre- 

 scribed for Admission to the Polytechnic School of Paris. 

 Vol. I., Pamphlets. Octavo series. 8VO. 48pp. 



