PROCEEDINGS 



OP THE 



ROYAL SOCIETY OF LONDON. 



From November 19, 1885, to December 17, 1885. 



VOL. XXXIX. 



V z. 



) 



LONDON : 



HARRISON AND SONS, ST. MARTIN'S LANE, 

 printers in #ririnarg to §tx f^ajssig. 

 MDCCCLXXXVI. 



