Jbhannsen's Determination of Rock-forming Minerals in Thin Sections. 8vo, 
With Thumb Index $5 00 
* Martin's Laboratory Guide to Qualitative Analysis with the Blow- 
pipe t 12mo, 60 
Merrill's Non- metallic Minerals: Their Occurrence and Uses 8vo, 4 00 
Stones for Building and Decoration 8vo, 5 00 
* Penfield's Notes on Determinative Mineralogy and Record of Mineral Tests. 
8vo, paper, 50 
Tables of Minerals, Including the Use of Minerals and Statistics of 
Domestic Production 8vo, 1 00 
* Pirsson's Rocks and Rock Minerals 12mo, 2 50 
-* Richards's Synopsis of Mineral Characters 12mo, mor. 1 25 
'* Ries's Clays : Their Occurrence, Properties and Uses 8vo, 5 00 
* Ries and Leighton's History of the Clay-working industry of the United 
States 8vo, 2 50 
* Rowe's Practical Mineralogy Simplified 12mo, 1 25 
* Tillman's Text-book of Important Minerals and Rocks 8vo, 2 00 
Washington's Manual of the Chemical Analysis of Rocks 8vo, 2 00 
MINING. 
* Beard's Mine Gases and Explosions -. Large 12mo, 3 00 
* Crane's Gold and Silver 8vo, 5 00 
* Index of Mining Engineering Literature 8vo, 4 00 
* 8vo, mor. 5 00 
* Ore Mining Methods 8vo, 3 00 
* Dana and Saunders's Rock Drilling 8vo, 4 00 
Douglas's Untechnical Addresses on Technical Subjects 12mo, 1 00 
Eissler's Modern High Explosives 8vo, 4 00 
Goesel's Minerals arid Metals: A Reference Book 16mo, mor. 3 00 
Ihlseng's Manual of Mining 8vo, 5 00 
* Iles's Lead Smelting 12mo, 2 50 
* Peele's Compressed Air Plant 8vo, 3 50 
Riemer's Shaft Sinking Under Difficult Conditions. (Corning and Peele.)8vo, 3 00 
* Weaver's Military Explosives 8vo, 3 00 
Wilson's Hydraulic and Placer Mining. 2d edition, rewritten 12mo, 2 50 
Treatise on Practical and Theoretical Mine Ventilation 12mo, 1 25 
SANITARY SCIENCE. 
Association of State and National Food and Dairy Departments, Hartford 
Meeting, 1906 8vo, 3 00 
Jamestown Meeting, 1907 8vo, 3 00 
* Bashore's Outlines of Practical Sanitation 12mo, 1 25 
Sanitation of a Country House 12mo, 1 00 
Sanitation of Recreation Camps and Parks 12mo, 1 00 
* Chapin's The Sources and Modes of Infection Large 12mo, 3 00 
Polwell's Sewerage. (Designing, Construction, and Maintenance.) 8vo, 3 00 
Water-supply Engineering 8vo, 4 00 
Fowler's Sewage Works Analyses 12mo, 2 00 
Fuertes's Water-filtration Works 12mo, 2 50 
Water and Public Health 12mo, 1 50 
Gerhard's Guide to Sanitary Inspections 12mo, 1 50 
* Modern Baths and Bath Houses 8vo, 3 00 
Sanitation of Public Buildings 12mo, 1 50 
* The Water Supply, Sewerage, and Plumbing of Modern City Buildings. 
8vo, 4 00 
Hazen's Clean Water and How to Get It Large 12mo, 1 50 
Filtration of Public Water-supplies 8vo, 3 00 
* Kinnicutt, Winslow and Pratt's Sewage Disposal 8vo, 3 00 
loach's Inspection and Analysis of Food with Special Reference to State 
Control 8vo, 7 50 
Mason's Examination of Water. (Chemical and Bacteriological) 12mo, 1 25 
Water-supply. (Considered principally from a Sanitary Standpoint). 
8vo, 4 00 
* Mast's Light and the Behavior of Organisms Large 12mo, 2 50 
18 
