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The Niagara and Low er Helderberg Groups: Their Relations and Geographical Distribution in the United States and Canada

TitleThe Niagara and Low er Helderberg Groups: Their Relations and Geographical Distribution in the United States and Canada
Publication TypeJournal Article
Year of Publication1875
AuthorsHall, J
JournalNew York State Museum Annual Report
Pagination117-131
Keywordsgeology