Annual report . dissection re-corded in part by the terraces described or alluded to above. Wap-pinger creek, in seeking an outlet to the Hudson, was confinednear its mouth between narrower rock walls and began the bisec-tion of its old delta of the flood period. It readily found its oldpreglacial channel, which it tumbles into at Wappinger precipice at this place forms a local base-level to which thestream is slowly reducing its bed at various places along its courseat the north. Fishkill creek is off its old preglacial channel for some distancein Glenham, and between that hamlet an
Annual report . dissection re-corded in part by the terraces described or alluded to above. Wap-pinger creek, in seeking an outlet to the Hudson, was confinednear its mouth between narrower rock walls and began the bisec-tion of its old delta of the flood period. It readily found its oldpreglacial channel, which it tumbles into at Wappinger precipice at this place forms a local base-level to which thestream is slowly reducing its bed at various places along its courseat the north. Fishkill creek is off its old preglacial channel for some distancein Glenham, and between that hamlet and Matteawan. When thestream was superposed on its former flood plain it was obliged tomake a wide detour at Glenham round the huge drumlin on whichthe cemetery of Matteawan stands. It eventually found bed rockand finally the contact between the limestone and the gneiss of theGlenham belt, and has made the gorge shown in plate 23. Atthe northeast end of the carpet mill tiie creek crosses a fault between +-»CO s.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectscience, bookyear1902
