. Annual report. New York State Museum; Science; Science. NEW YORK STATE MUSEUM time of maximum glaciation, and also the three great centers of accumulation and dispersal of the ice. The directions of flow of the ice from these centers have been determined by the study of the directions of a very large number of glacial striae or Fig. 29 Map of North America showing the maximum extent of the great ice sheets of the Quaternary period. The three great ice centers are shown by the letters as follows: L = Laborador or Laurentide Glacier; K=Keewatin Glacier; and C = Cordilleran Glacier.
. Annual report. New York State Museum; Science; Science. NEW YORK STATE MUSEUM time of maximum glaciation, and also the three great centers of accumulation and dispersal of the ice. The directions of flow of the ice from these centers have been determined by the study of the directions of a very large number of glacial striae or Fig. 29 Map of North America showing the maximum extent of the great ice sheets of the Quaternary period. The three great ice centers are shown by the letters as follows: L = Laborador or Laurentide Glacier; K=Keewatin Glacier; and C = Cordilleran Glacier. All of New York State, except probably the very southern border of Long Island and the southern part of Cattaraugus county, was buried under the ice. It was the Labradorean or Laurentide ice sheet which spread south- ward over New York to cover all the State except the southern border of Long Island. It must of course be remembered that the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum. Albany : University of the State of New York
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