Consequences of the Glacial flood. - 129 
Note on the two courses of the Glacier over the Connecticut 
River Valley. 
The courses of flow in the glacier—that of the general mass and 
that of the valley—have been made out by me to be simultaneous 
on the theoretical ground that the flow in the direction of the 
valley—west-of-south—would have necessarily been most rapid, 
' Supposing the slope of the land the same, when the ice of the valley 
to the north was thickest ; that the ice would have been thickest 
When the general glacier-mass was thickest, which was the time 
when the southeastward movement of the general glacier, or that 
determined by the siope of the upper surface, would have been most 
State of Connecticut) of all traces of south-southeastward gla- 
cler scratches, and of underlying drift deposits derived from the 
orth-northwestward. If the valley movemen ent 
to the southeastward flow and the latter had gone on through ee 
AM. Jour. Sc1.—Tarep Serres, Vou. XXVII, No. 158.—Fes., 1884. ae 
