PROCEEDINGS 



OP THE 



ROYAL SOCIETY OF LONDON. 



From November 21, 1878, to April 24, 1879. 



VOL. XXVIII. 



m 29 1879 



LONDON: 



HARRISON AND SONS, ST. MARTIN'S LANE, 



printers in ©rbinarg to Ha DJajwfg. 



MDCCCLXXIX. 



