Bulletin - New York State Museum . n by the character of the debrisat the base of a cliff on the east bank of the lake 1 mile eastof Saratoga lake station. Here the under, older part of thetalus is grayish, clay-stained debris of the Hudson rivor and outside of this is a more moderni talus of clean,black fragments of the cliff above, this newer talus accumu-lation being about 4 feet thick. It is to be assumed that theolder talus at least as high as the 300 foot line accumulated intlie waters which deposited clays at that level to the eastward onthe Hudson rock terraces. The ice rem
Bulletin - New York State Museum . n by the character of the debrisat the base of a cliff on the east bank of the lake 1 mile eastof Saratoga lake station. Here the under, older part of thetalus is grayish, clay-stained debris of the Hudson rivor and outside of this is a more moderni talus of clean,black fragments of the cliff above, this newer talus accumu-lation being about 4 feet thick. It is to be assumed that theolder talus at least as high as the 300 foot line accumulated intlie waters which deposited clays at that level to the eastward onthe Hudson rock terraces. The ice remained longer over the depressions occupied bySaratoga and liouiid lakes than it did in the Hudson valleyimmediately east of this district. The large streams cominginto llic Hudson valley from the open ground on the east prob-ably favoird I lie melting of the glacier nior(» rapidly on the sidewhere their water coursed along the ice margin. MIDDLE THIRD OF THE SCHUYLERVILLE QUADRANGLE Sho-wlng a part of the region south of Plate 12. Before the Coveville outlel was used by the discharge from LakeVermont, a powerful current swept southward over the west bank ofthe Hudson near Quaker Springs. The Hudson gorge !n this areawas still filled with drift and clays. THE DELTA. OF THE BATTEN KILL AND THE COVEVILLE CHANNEL Scale essoti Coiitou riiilfia-val20feet. \mm-\ K\\\\\\\| Covevilleoutlet. Former buriedTalley The delta of the Batten kill, now dissected by the stream, formse plains about Bald mountain and southwest of Greenwich. TheHa originally extended across the Hudson gorge as far as the Bat- ANCIENT WATER LEVELS OP CHAMPLAIN-HUDSON VALLEYS 137 The precise boundaries of the retreating ice sheet are obscuredby the abundant deposits of sand and clay and by the furtherblowing of the sands by winds in the district between Saratogaand Gansevoort, iSO that in spite of several days spent in theendeavor to trace the limits of retreating masses of ice I wasunable to get a satisfactory idea
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1887
