Trans. E. S. C, 1891. 



Sec. IV. VhiU- lY 



Q- X 



5 



o 



UJ 



o 

 Q. 



1- 

 I- 



II 



I 



To illustrate Mr. I-'. I), .\ilanis' Taper on the St. Clair iuniicl. 



