20 D. VAN NOSTRAND COMPANY'S SHORT TITLE CATALOG 



Petit, R. How to Build an Aeroplane. Trans, by T. O'B. Hubbard, and 



J. H. Ledeboer 8vo, *i 50 



Pettit, Lieut. J. S. Graphic Processes. (Science Series No. 76.) . . . i6mo, o 50 

 Philbrick, P. H. Beams and Girders. (Science Series No. 88.) . . . i6mo, 



Phillips, J. Engineering Chemistry 8vo, *4 50 



Gold Assaying 8vo, *2 50 



Dangerous Goods 8vo, 3 50 



Phin, J. Seven Follies of Science i2mo, *i 25 



Pickworth, C. N. The Indicator Handbook. Two Volumes. . i2mo, each, i 50 



Logarithms for Beginners i2mo- boards, o 50 



The Slide Rule i2mo, i oo 



Plattner's Manual of Blow-pipe Analysis. Eighth Edition, revised. Trans. 



by H. B. Cornwall 8vo, *4 oo 



Plympton, G. W. The Aneroid Barometer. (Science Series No. 35.) i6mo, o 50 



How to become an Engineer. (Science Series No. 100.) i6mo, o 50 



Van Nostrand's Table Book. (Science Series No. 104.) i6mo, o 50 



Pochet, M. L. Steam Injectors. Translated from the French. (Science 



Series No. 29.) i6mo, o 50 



Pocket Logarithms to Four Places. (Science Series No. 65.) i6mo, o 50 



leather, i oo 



Polleyn, F. Dressings and Finishings for Textile Fabrics 8vo, *3 oo 



Pope, F. L. Modern Practice of the Electric Telegraph 8vo, i 50 



Popplewell, W. C. Elementary Treatise on Heat and Heat Engines . i2mo, *3 oo 



Prevention of Smoke 8vo, *3 50 



- Strength of Materials 8vo, *i 75 



Porter, J. R. Helicopter Flying Machine i2mo, *i 25 



Potter, T. Concrete 8vo, *3 oo 



Potts, H. E. Chemistry of the Rubber Industry. (Outlines of Indus- 

 trial Chemistry) 8vo, *2 oo 



Practical Compounding of Oils, Tallow and Grease 8vo, *3 -50 



Practical Iron Founding i2mo, i 50 



Pratt, K. Boiler Draught i2mo, *i 25 



Pray, T., Jr. Twenty Years with the Indicator 8vo, 2 50 



Steam Tables and Engine Constant 8vo, 2 oo 



Calorimeter Tables 8vo, i oo 



Preece, W. H. Electric Lamps (In Press.} 



Prelini, C. Earth and Rock Excavation 8vo, *3 oo 



Graphical Determination of Earth Slopes 8vo, *2 oo 



Tunneling. New Edition 8vo, *3 oo 



Dredging. A Practical Treatise 8vo, *3 oo 



Prescott, A. B. Organic Analysis 8vo, 5 oo 



Prescott, A. B., and Johnson, 0. C. Qualitative Chemical Analysis. .8vo, *3 50 

 Prescott, A. B., and Sullivan, E. C. First Book in Qualitative Chemistry. 



i2mo, *i 50 



Prideaux, E. B. R. Problems in Physical Chemistry 8vo, *2 oo 



Pritchard, 0. G. The Manufacture of Electric-light Carbons. .8vo, paper, *o 60 

 Pullen, W. W. F. Application of Graphic Methods to the Design of 



Structures i2mo, *2 50 



Injectors: Theory, Construction and Working i2mo, *i 50 



Pulsifer, W. H. Notes for a History of Lead 8vo, 4 oo 



Purchase, W. R. Masonry i2mo, *3 oo 



