PHYSICAL SCIENCE. 



Oliver continued. 



FIRST BOOK OF INDIAN BOTANY. With numerous 

 Illustrations. Extra fcap. 8vo. 6s. 6d. 



" It contains a well- digested summary of all essential knowledge 

 pertaining to Indian Botany, wrought out in accordance with the 

 best principles of scientific arrangement" Allen's Indian Mail. 



Pennington. NOTES ON THE BARROWS AND BONE 

 CAVES OF DERBYSHIRE. With an account of a Descent 

 into Elden Hole. By ROOKE PENNINGTON, B.A., LL.B., 

 F.G.S. 8vo. 6s. 



Penrose (F. C.) ON A METHOD OF PREDICTING BY 

 GRAPHICAL CONSTRUCTION, OCCULTATIONS OF 

 STARS BY THE MOON, AND SOLAR ECLIPSES FOR 

 ANY GIVEN PLACE. Together with more rigorous methods 

 for the Accurate Calculation of Longitude. By F. C. PENROSE, 

 F.R.A.S. With Charts, Tables, &c. 410. I2J. 



Perry. AN ELEMENTARY TREATISE ON STEAM. By 

 JOHN PERRY, B.E., Professor of Engineering. Imperial College of 

 Engineering, Yedo. With numerous Woodcuts, Numerical Ex- 

 amples, and Exercises. i8mo. 45. 6d. 



" Mr. Perry has in this compact little volume brought together an 

 immense amount of information, new told, regarding steam and 

 its application, not the least of its merits being that it is suited to 

 the capacities alike of the tyro in engineering science or the better 

 grade of artisan" Iron. 



Pickering. ELEMENTS OF PHYSICAL MANIPULATION. 

 By E. C. PICKERING, Thayer Professor of Physics in the Massa- 

 chusetts Institute of Technology. Part I., medium 8vo. icw. 6</. 

 Part II., los. 6d. 



" We shall look with interest for the appearance of the second volume, 

 and when finished ' Physical Manipulation'' will no doubt be 

 considered the best and most complete text-book on the subject of 

 which it treats." Nature. 



Prestwich. THE PAST AND FUTURE OF GEOLOGY. 



An Inaugural Lecture, by J. PRESTWICH, M.A., F.R.S., &c., 

 Professor of Geology, Oxford. 8vo. 2s. 



Radcliffe. PROTEUS : OR UNITY IN NATURE. By. C. 

 B. RADCLIFFE, M.D., Author of "Vital Motion as a mode of 

 Physical Motion. Second Edition. Svo. js. 6d. 



Rendu. THE THEORY OF THE GLACIERS OF SAVOY. 



By M. LE CHANOINE RENDU. Translated by A. WELLS, Q.C., 

 late President of the Alpine Club. To which are added, the Original 



