22 D. VAN NOSTRAND COMPANY'S SHORT TITLE CATALOG 



Reynolds, O., and Idell, F. E. Triple Expansion Engines. (Science 



Series No. 99.) i6mo, o 50 



Rhead, G. F. Simple Structural Woodwork i2mo, *i oo 



Rice, J. M., and Johnson, W. W. A New Method of Obtaining the Differ- 

 ential of Functions i2mo, o 50 



Richards, W. A. and North, H. B. Manual of Cement Testing. (In Press.) 



Richardson, J. The Modern Steam Engine 8vo, *3 50 



Richardson, S. S. Magnetism and Electricity i2mo, *2 oo 



Rideal, S. Glue and Glue Testing 8vo, *4 oo 



Rings, F. Concrete in Theory and Practice 12 mo, *2 50 



Ripper, W. Course of Instruction in Machine Drawing folio, *6 oo 



Roberts, F. C. Figure of the Earth. (Science Series No. 79.) i6mo, o 50 



Roberts, J., Jr. Laboratory Work in Electrical Engineering 8vo, *2 oo 



Robertson, L. S. Water-tube Boilers 8vo, 3 oo 



Robinson, J. B. Architectural Composition 8vo, *2 50 



Robinson, S. W. Practical Treatise on the Teeth of Wheels. (Science 



Series No. 24.) i6mo, o 50 



Railroad Economics. (Science Series No. 59.) i6mo, o 50 



Wrought Iron Bridge Members. (Science Series No. 60.) i6mo, o 50 



Robson, J. H. Machine Drawing and Sketching 8vo, *i 50 



Roebling, J A. Long and Short Span Railway Bridges folio, 25 oo 



Rogers, A. A Laboratory Guide of Industrial Chemistry i2mo, *i 50 



Rogers, A., and Aubert, A. B. Industrial Chemistry 8vo, *$ oo 



Rogers, F. Magnetism of Iron Vessels. (Science Series No. 30.) . . i6mo, o 50 



Rohland, P. Colloidal and Cyrstalloidal State of Matter. Trans, by ( 



W. J. Britland and H. E. Potts i2mo, *i 25 



Rollins, W. Notes on X-Light 8vo, *5 oo 



Rollinson, C. Alphabets Oblong, .i2mo, (In Press.) 



Rose, J. The Pattern-makers' Assistant 8vo, 2 50 



Key to Engines and Engine-running i2rno, 2 50 



Rose, T. K. The Precious Metals. (Westminster Series.) 8vo, *2 oo 



Rosenhain, W. Glass Manufacture. (Westminster Series.) 8vo, *2 oo 



Ross, W. A. Plowpipe in Chemistry and Metallurgy i2mo, *2 oo 



Rossiter, J. T. Steam Engines. (Westminster Series.). . . .8vo (In Press.) 



Pumps and Pumping Machinery. (Westminster Series.).. 8vo (In Press.) 



Roth. Physical Chemistry 8vo, *2 oo 



Rouillion, L. The Economics of Manual Training 8vo, 2 oo 



Rowan, F. J. Practical Physics of the Modern Steam-boiler 8vo, 7 50 



Rowan, F. J., and Idell, F. E. Boiler Incrustation and Corrosion. 



(Science Series No. 27.) i6mo, o 50 



Roxburgh, W. General Foundry Practice 8vo, *3 50 



Ruhmer, E. Wireless Telephony. Trans, by J. Erskine-Murray. .. .8vo, *3 50 



Russell, A. Theory of Electric Cables and Networks 8vo, *3 oo 



Sabine, R. History and Progress of the Electric Telegraph i2mo, i 25 



Saeltzer A. Treatise on Acoustics i2mo, i oo 



Salomons, D. Electric Light Installations. i2mo. 



Vol. I. The Management of Accumulators 2 50 



Vol. II. Apparatus 2 25 



Vol. III. Applications i 5<> 



Sanford, P. G. Nitro-explosives 8vo, *4 oo 



