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NEW YORK STATE MUSEUM 



as outlined in the diagram (figure i). The moraine presents a series 

 of five 'horizontal ridges, most of them small but well marked. 

 Between the fourth and fifth ridges is a ditch about 20 feet deep. 

 Behind this, the largest ridge rises with a steep face about 70 feet 

 above the bottom of the ditch. The top is 758 feet (A. T.) and 

 here it merges into the general slope of the mountain. A short 



Top oj Mountain Rid^c 



(Second Ridge 



Third Ridoe 



Fourfh J?/dye 



Fig. I Profile of morainic mountainside above the Russell Street road east 



of White Church. 



distance farther east, just at the southeast angle of Bulwagga 

 mountain, is another moraine of boulders. There is a ditch 5 to 20 

 feet deep separating it from the mountain wall. Into its side at 520 

 feet has been cut a flat terrace about 100 yards wide, the surface of 

 which is composed entirely of cobblestones. Below this again, is a 

 narrow slanting terrace. 



Petty Hill Moraine 



On the Petty Hill road above the 520 foot sand terrace the road 

 climbs over a large moraine, then descends slightly through what 

 may have been a marginal channel up again over the slope of the 

 hill itself. This moraine begins a little to the north of the road but 

 lies mainly south of it. An outcrop of gneiss on the face of one 

 of its eastern lobes indicates that it may be founded on a core of 



