REESE OSKGEACIAL CONNECTICUL ALT TURNERS PALES a7. 
into a number of great fragments and was buried in the 
sands. 
Chief attention is here called to the topographic facts which 
it is believed are accurately described. The succession of events 
HIGH 7. 
which seems most plausible is here offered as an hypothesis for 
present use. This hypothetical history is as follows: 
1. Ice advance. 
Ice retreat, leaving Turners Falls ice-tongue. 
Deposition of clays. 
Ice advance, east valley tongue overriding clays. 
Ice retreat, leaving east valley ice tongue. 
NO 
3 
4 
5 
6. Building of Montague Plain and burying east valley ice. 
7. Clearer waters pass through west valley. 
. 8. Turners Falls valley ice melts, tempting Connecticut 
across the ridge where it cut successively Poag’s Hole, Lily 
Pond and the Narrows. 
