Egleston's Catalogue of Minerals and Synonyms 8vo, 



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



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



* Iddings's Rock Minerals 8vo, 



Johannsen's Determination of Rock-forming Minerals in Thin Sections 8vo, 



* Martin's Laboratory Guide to Qualitative Analysis with the Blowpipe. i2tno, 

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



Stones for Building and Decoration 8vo, 



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



8vo, paper, 



Tables of Minerals, Including the Use of Minerals and Statistics of 



Domestic Production 8vo, 



* Pirsson's Rocks and Rock Minerals i2mo, 



* Richards's Synopsis of Mineral Characters i2mo, mor. 



* Ries's Clays: Their Occurrence. Properties, and Uses 8vo, 



* Tillman's Text-book of Important Minerals and Rocks 8vo, 



MINING. 



* Beard's Mine Gases and Explosions Large i2mo, 3 00 



Boyd's Map of Southwest Vhginia Pocket-oook rorm, 2 00 



Resources of Southwest Virginia 8vo, 3 00 



* Crane's Gold and Silver 8vo, 5 00 



Douglas's Untechnical Addresses on Technical Subjects 12 mo r 00 



Eissler's Modern High Explosives. 8vo, 4 00 



Goesel's Minerals and Metals : A Reference Book ' i6mo, mor. 3 00 



Ihlseng's Manual of Mining 8vo, 5 00 



* Iles's Lead-smelting nmo, 2 50 



Miller's Cyanide Process i2mo, 1 00 



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



Peele's Compressed Air Plant for Mines 8vo, 3 00 



Riemer's Shaft Sinking Under Difficult Conditions. (Corning and Peele) . . .8vo, 3 00 



Robine and Lenglen's Cyanide Industry. (Le Clerc) 8vo, 4 00 



* Weaver's Military Explosives 8vo, 3 00 



Wilson's Chlorination Process nmo, 1 50 



Cyanide Processes , . . . i2tno, 1 50 



Hydraulic and Placer Mining. 2d edition, rewritten i2mo, 2 50 



Treatise on Practical and Theoretical Mine Ventilation i2mo, 1 25 



SANITARY SCIENCE. 



Association of State and National Food and Dairy Departments, Hartford Meeting, 



1906 8vo, 



Jamestown Meeting, 1907 8vo, 



* Bashore's Outlines of Practical Sanitation i2mo, 



Sanitation ot a Country House nmo, 



Sanitation of Recreation Camps and Parks nmo, 



Folwell's Sewerage. (Designing, Construction, and Maintenance) 8vo, 



Water-supply Engineering 8vo, 



Fowler's Sewage Works Analyses nmo, 



Fuertes's Water-filtration Works nmo, 



Water and Public Health nmo, 



Gerhard's Guide to Sanitary House-inspection i6mo, 



* Modern Baths and Bath Houses 8vo, 



Sanitation of Public Buildings nmo, 



Hazen's Clean Water and How to Get It Large nmo, 



Filtration of Public Water-supplies 8vo, 



Kinnicut, Winslow and Pratt's Purification of Sewage. (In Press.) 



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



Control 8vo, 7 00 



18 



