Brush's Manual of Determinative Mineralogy. (Penfield.) 8vo, 4 oo 



Chester's Catalogue of Minerals 8vo, paper, i oo 



Cloth, i 25 



Dictionary of the Names of Minerals 8vo, 3 50 



Dana's System of Mineralogy Large 8vo, half leather, 12 30 



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



Text-book of Mineralogy 8vo, 4 oo 



Minerals and How to Study Them. . . : zarno, i 50 



Catalogue of American Localities of Minerals Large 8vo, i oo 



Manual of Mineralogy and Petrography i2mo, 2 oo 



Bakfe's Mineral Tables. (Shortly.) 



Egleston's Catalogue of Minerals and Synonyms 8vo, 2 50 



Hussak's The Determination of Rock-forming Minerals. (Smith.) Small 8vo, 2 oo 



Merrill's Non-Metallic Minerals. (Shortly.) 



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



8vo, paper, o 50 

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



(Iddings.) 8vo, 5 oo 



* Tillman's Text-book of Important Minerals and Docks 8vo, 2 oo 



Wilnams's Manual of Lithology : 8vo, 3 oo 



MINING. 



Beard's Ventilation of Mines i2mo, 2 50 



Boyd's Resources of Southwest Virginia 8vo, 3 oo 



Map of Southwest Virginia Pocket-book form, 2 oo 



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



4to, half morocco, 25 oo 



Eissler's Modern High Explosives 8vo, 4 oo 



Fowler's Sewage Works Analyses I2mo, 2 oo 



Goodyear 's Coal-mines of the Western Coast of the United States i2mo, 2 50 



Ihlseng's Manual of Mining 8vo, 4 oo 



** Iles's Lead-smelting. (Postage gc. additionaL) i2mo, 2 50 



Kunhardt's Practice of Ore Dressing in Europe 8vo, i 50 



O'Driscoll's Notes on the Treatment of Gold Ores 8vo, 2 oo 



* Walke's Lectures on Explosives 8vo, 4 oo 



Wilson's Cyanide Processes i2mo, i 50 



Chlorination Process I2mo, i 50 



Hydraulic and Placer Mining i2mo, 2 oo 



Treatise on Practical and Theoretical Mine Ventilation i2mo i 25 



SANITARY SCIENCE. 



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



FolwelTs Sewerage. (Designing, Construction and Maintenance.; 8vo, 3 oo 



Water-supply Engineering 8vo, 4 oo 



Fuertes's Water and Public Health xamo , i 50 



Water-filtration Works X2mo, 2 50 



Gerhard's Guide to Sanitary House-inspection i6mo, i oo 



Goodrich's Economical Disposal of Town's Refuse Demy 8vo, 3 50 



Hazen's Filtration of Public Water-supplies 8vo, 3 oo 



Kiersted's Sewage Disposal X2mo, i 25 



Loach's The Inspection and Analysis of Food with Special Reference to State 



Control. (In preparation.) 



Mason's Water-supply. (Considered Principally from a Sanitary Stand- 

 point.) 3d Edition, Rewritten 8vo, 4 oo 



Examination of Water. (Chemical and Bacteriological.) 12 mo, i 25 



15 



