77 



the discovery of fresh proofs of glacial phenomena, that the 

 age and intensity of our Glacial Period will be determined. 



Trusting my recent discoveries may throw more light on so 

 interesting a subject, and that some eminent authority, not too 

 biassed by past theories, may examine them and give his views, 

 either negatively or in concurrence with my statements, as to 

 the existence of boulder till in the lowlands of the West 

 Coast of Tasmania. 



Illustrative specimens forwarded for the Tasmanian Museum 

 from boulder till, Strahan, Lyell-road, viz.: — 



No. 1) 



2 \ 



3 y A series of coloured conglomerates. 



41 



5J 



6 Binding materials of conglomerate. 



7 Scored pebbles from above conglomerate. 



8 Sheard Devonian pebbles from ditto. 



