Brush's Manual of Determinative Mineralogy. (Penfield.) 8vo, 4 00 



Chester's Catalogue of Minerals 8vo, paper, 1 00 



Cloth, 1 25 



Dictionary of the Names of Minerals 8vo, 3 so 



Dana's System of Mineralogy Large 8vo, half leather, 12 50 



First Appendix to Dana's New "System of Mineralogy." Large 8vo, 1 00 



Text-book of Mineralogy 8vo, 4 00 



Minerals and How to Study Them . . . : ; i2mo, 1 so 



Catalogue of American Localities of Minerals , Large 8vo, 1 00 



Manual of Mineralogy and Petrography i2mo, 2 00 



Eakle'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 00 



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 00 



* Tillman's Text-book of Important Minerals and Docks 8vo, 2 00 



Williams's Manual of Lithology 8vo, 3 00 



MINING. 



Beard's Ventilation of Mines 12010, 2 50 



Boyd's Resources of Southwest Virginia 8vo, 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 Modern High Explosives 8vo, 4 00 



Fowler's Sewage Works Analyses i2mo, 2 00 



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



Ihlseng's Manual of Mining -. 8vo, 4 00 



** Iles's Lead-smelting. (Postage 9c. additional.) i2mo, 2 so 



Kunhardt's Practice of Ore Dressing in Europe 8vo, 1 50 



O'Dris coil's Notes on the Treatment of Gold Ores 8vo, 2 00 



* Walke's Lectures on Explosives 8vo, 4 00 



Wilson's Cyanide Processes i2mo, 1 50 



Chlorination Process i2mo, x 50 



Hydraulic and Placer Mining i2mo, 2 00 



Treatise on Practical and Theoretical Mine Ventilation i2mo 1 25 



SANITARY SCIENCE. 



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



FolwelTs Sewerage. (Designing, Construction and Maintenance.) 8vo, 3 00 



Water-supply Engineering 8vo, 4 00 



Fuertes's Water and Public Health i2mo, 1 so 



Water-filtration Works i2mo, * so 



Gerhard's Guide to Sanitary House-inspection i6mo, 1 00 



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



Hazen's Filtration of Public Water-supplies 8vo, 3 00 



Kiersted's Sewage Disposal i2mo, 1 25 



Leach'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 00 



Examination of Water. (Chemical and Bacteriological) i2mo, 1 25 



15 



