PAPEES 



LITERARY, SCIENTIFIC, &c. 



BY THE LATE 



FLEEMIXG JEXKIX, F.R.S., LL.D. 



PROFESSOR OF ENGINEERING IN THE UNIVERSITY OF EPIXFfEUH 



EDITED BY 



SIDNEY COLYIX, M.A. AND J. A. EWIXG. F.R.S. 



WITH A MEMOIR BY ROBERT LOUIS STEVENSOX 



IX TWO VOLUMES 



VOL. II. 



LONDON 

 LONGMANS, GREEN, AND CO. 



AND NEW YORK : 15 EAST 16'" STREET 



1887 



All rights referred 



