Thurston's Materials of Engineerlne. In Three Parts 8vc, 



Part II. — Iron and Steel 8vo, 



Part in. — A Treatise on Brasses. Bronzes, and Other Alloys and their 

 Constituents 8vo, 



Ulke's modem Electrolytic Copper Refining 8vo, 



MINERALOGY. 



Barringer's Description of Minerals of Commercial Value. Oblong, morocco, 



Boyd's Resources of Southwest Virginia 8vo, 



Map of Southwest Virginia Pocket-book form. 



Brush's Manual of Determinative Mineralogy. (Penfield.) 8vo, 



Chester's Catalogue of Minerals 8vo, paper. 



Cloth, 



Dictionary of the Names of Minerals 8vo, 



Dana's System of Mineralogy. Large 8vo, half leather, 12 so 



First Appendix to Dana's New "System of Mineralogy." Large 8vo, i 00 



Text-book of Mineralogy 8vo, 4 00 



Minerals and How to Study Them i2mo, i 50 



Catalogue of American Localities of Minerals Large Svo, i 00 



Manual of Mineralogy and Petrography i2mo, 2 00 



Eakle's Mineral Tables 8vo, i 2s 



Egleston's Catalogue of Minerals and Synonyms Svo, 2 50 



Hussak's The Determination of Rock-forming Minerals. (Smith.) Small Svo, 2 00 

 Merrill's Non-metallic Minerals: Their Occurrence and Uses 8vo, 4 00 



* Penfield's Notes on Determinative Mineralogy and Record of Mineral Tests.v 



Svo, paper, o go 

 Rosenbusch's Microscopical Physiography of the Rock-making Minerals. 



(Iddings.) ; Svo, s 00 



• Tillman's Text-book of Important Minerals and Docks Svo, 2 00 



Williams's Manual of Lithology Svo, 3 oe 



MIKING. 



Beard's Ventilation of Mines i2mo, z 50 



Boyd's Resources of Southwest Virginia Svo, 3 00 



Map of Southwest Virginia Pocket-book form, 2 00 



* Drinker's Tunneling, Explosive Compounds, and Rock Drills. 



4to, half morocco, 25 00 



Eissler's Modem High Explosives 8vo, 



Fowler's Sewage Works Analyses i2mo, 



Goodyear's Coal-mines of the Western Coast of the United States i2mo, 



Ihlseng's Manual of Mining 8vo, 



»* Iles's Lead-smelting. (Postage Qc. additional.) i2mo, 



Kunhardt's Practice of Ore Dressing in Europe Svo, 



O'DriscoU's Notes on the Treatment of Gold Ores Svo, 



• Walke's Lectures on Explosives Si'o, 



Wilson's Cyanide Processes i2mo, 



Chlorination Process i2mo. 



Hydraulic and Placer Mining i2mo, 



Treatise on Practical and Theoretical Mine Ventilation i2mo 



SANITARY SCIENCE. 



Copeland's Manual of Bacteriology. (In prepaTolion.) 



Folwell's Sewerage. (Designing, Construction and M^ntenance.; Svo, 3 



Water-supply Engineering 8vo, 4 



Fuertes's Water and Public Health i2mo, i 50 



Water-filtration Works i2mo, 2 50 



15 



00 



