'"''^'^y 



Trans. Rqy. SocEdxih. VoUXm.Pl.W 



G Y. 



W S A I JolmstoiKu^CTers «■ litliog^arlieK. EilmTjlIifli 



Winds ]SS7 to 1S62 £ax^. (nlercircTz^oj- space, represeTzts a- /i<x,y of iiz??// . 



