PROCEEDINGS 



OF THE 



ROYAL SOCIETY OF LONDON. 



From December 11, 1884, to June 18, 1885. 



VOL. XXXVIII. 



LONDON: 



HARRISON AND SONS, ST. MARTIN'S LANE, 

 ^printers in ©rbinarg to Jaw Htaj«tg. 

 MDCCCLXXXY. 



