SCIENTIFIC PUBLICATIONS. 



CATHART, Prof. WM. L. and J. I. CHAFFEE. 



Course, of Graphic Statics Applied to Mechanical Engineering. 

 In Press. 



CHAMBER'S MATHEMATICAL TABLES, consist- 



ing of logarithms of Numbers 1 to 108,000, Trigonometrical, Nautical 

 and other tables. New Edition. 8vo, cloth $1.75 



CHARPENTIER, PAUL. Timber ; a Comprehensive 



Study of Wood in all its Aspects ; Commercial and Botanical. Show- 

 ing the Different Applications and Uses of Timber in Various Trades, 

 etc. Translated into English . 8vo, cloth, illustrated. 437 pp.. net, $6.00 



CHAUVENET, Prof. W. New Method of Correcting 



Lunar Distances, and Improved Method of Finding the Error and 

 Rate of a Chronometer, by Equal Altitudes. 8vo, cloth $2 00 



CHILD, CHAS. T. The How and Why of Electricity. 



A Book of information for non-technical readers, treating of the 

 Properties of Electricity, and how it is generated, handled, controlled, 

 measured and set to work. Also explaining the operation of Electri- 

 cal Apparatus. 8vo, cloth, illustrated $1.00 



CHRISTIE, W. WALLACE. Chimney Design and 



Theory. A Book for Engineers and Architects, with numerous half- 

 tone illustrations and plates of famous chimneys. Second edition, 

 revised. 8vo, cloth $3.00 



Furnace Draft ; its Production by Mechanical 



Methods. A Handy Reference Book, with figures and tables. 16mo, 

 limp cloth, illustrated $0.50 



Boiler-waters, Scale and Corrosion In Press 



CHURCH, JOHN A. Notes of a Metallurgical Journey 

 in Europe. 8vo, cloth $2.00 



CLAPPERTON, GEO. Practical Paper-making ; a 



Manual for Paper-makers and Owners and Managers of Paper Mills, 

 to which is appended useful tables, calculations, data, etc., with illus- 

 trations reproduced from micro-photographs. 12mo, cloth, illus- 

 trated $2.50 



CLARK, D. KINNEAR, C.E. A Manual of Rules, 



Tables and Data for Mechanical Engineers. Based on the most recent 

 investigations. Illustrated with numerous diagrams. 1,012 pages. 



8vo, cloth, Sixth Edition $5.00 



Half morocco $7.50 



- Fuel; its Combustion and Economy, consisting of 

 abridgements of Treatise on the Combustion of Coal. By C. W. 

 Williams ; and the Economy of Fuel, by T. 8. Prideaux. With 

 extensive additions in recent practice in the Combustion and Economy 

 of Fuel, Coal, Coke, Wood. Peat, Petroleum, etc. Fourth Edition. 

 12mo, cloth $1.50 



