JOURNAL OF 



THE TRANSACTIONS 



OK, 



|l)ilasapl)itcil Scrtbtn of (greiit 'Britain. 



EDITED BY THE SECRETARY. 



VOL. XLI. 



LOMDON: 



(i3utilis1)rtr hv t\)e institute, 1, ^Hrlpl)! Ccrrarr l^nuse, Clearing Cras^, m,€.) 



1909. 



