Statistics for occurrence #1 of “the Alleghanies” in chapter 5 of George Bancroft, History of the United States from the Discovery of the American Continent, Vol. 4, 15th edition.:

...ted, were accepted. On the fourth day of July, the English garrison, retaining all its effects, withdrew from the basin of the Ohio. In the whole valley of the Mississippi, to its head-springs in the Alleghanies , no standard floated but that of France. Hope might dawn from Albany. There, on the nineteenth day of June, 1754, assembled the memorable congress of commissioners from every colony north of t...
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