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



Le Chatelier's High-temperature Measurements. (Boudouard Burgess. )i2mo. 3 oo 



Metcalf' s Steel. A Manual for Steel-users 12010, 2 oo 



Miller's Cyanide Process i2mo, i oo 



Minet's Production of Aluminum and its Industrial Use. (Waldo.). ... i2mo, 2 50 



Robine and Lenglen's Cyanide Industry. (Le Clerc.) 8vo, 4 oo 



Smith's Materials of Machines I2mo, i oo 



Thurston's Materials of Engineering. In Three Parts 8vo, 8 oo 



Part II. Iron and Steel 8vo, 3 50 



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



Constituents 8vo, 2 50 



Ulke's Modern Electrolytic Copper Refining 8vo, 3 oo 



MINERALOGY. 



Barringer's Description of Minerals of Commercial Value. Oblong, morocco, 2 50 



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



Map of Southwest Virignia Pocket-book form. 2 oo 



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 50 



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



Text-book of Mineralogy 8vo, 4 oo 



Minerals and How to Study Them i2mo, i 50 



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



Manual of Mineralogy and Petrography i2mo 2 oo 



Douglas's Untechnical Addresses on Technical Subjects i2mo, i oo 



Eakle's Mineral Tables 8vo, i 25 



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



Goesel's Minerals and Metals : A Reference Book i6mo,mor.. 300 



Groth's Introduction to Chemical Crystallography (Marshall) i2mo, i 25 



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



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



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



8vo, paper, 50 

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



(Iddings.) 8vo, 5 oo 



* Tollman's Text-book of Important Minerals and Rocks 8vo, 2 oo 



MINING. 



Ventilation of Mines I2mo> 2 50 



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



Map of Southwest Virginia. , Pocket-book form 2 oo 



Douglas's Untechnical Addresses on Technical Subjects i2mo.. i oo 



* Drinker's Tunneling, Explosive Compounds, and Rock Drills. .4to,hf. inor., 2^ oc 



Eissler's Modern High Explosives ^ 4 



Goesel's Minerals and Metals A Reference Book i6mo, mor. 3 oo 



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



Ihlseng's Manual of Mining 8vo, 5 oo 



** Iles's Lead-smelting. (Postage gc. additional.) I2mo, 2 50 



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



Miller's Cyanide Process I2mo - r 



17 



