434 



CHARLES EMERSON PEET 



40-foot levels south of Cedar Pond Brook. The 40-foot level at 

 North Haverstraw is well exposed. In no part of the exposure was 

 the delta structure seen which is so common in the high-level gravels, 



Fig. II. — The Catskills and the lowland in the Appalachian part of the Hudson 

 Valley. 



[From A. P. Brigham, Geographic Infliiences on American History; courtesy of Ginn & Co.] 



and there is said to be no clay underlying the stratified gravel here 

 for a considerable depth at least. 



Interpretation: (i) Ice present with its edge resting on the mor- 

 aine at the foot of the Trap Ridge and with a general west-by- north 

 and east-by-south direction on the west side of the Hudson. 



