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  1. Stratigraphy and paleontology of the Credit River section, accompanied by seven plates, also insert entitled "Composite section of the rocks of the Credit River.
    By: Dyer, William Spafford, - Toronto, Ont. University. Theses (Ph.D.)
    Publication info: [TorontoThe United Press][192-?]
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Credit River  Ontario  Ordovician  Paleontology  Paleontology, Stratigraphic  
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