Statistics for occurrence #1 of “the Alleghanies” in chapter 10 of George Bancroft, History of the United States from the Discovery of the American Continent, Vol. 4, 15th edition.:

...t, from their village at Kittanning, within forty-five miles of Fort Duquesne, stained all the border of Pennsylvania with murder and scalping. To destroy them, three hundred Pennsylvanians crossed the Alleghanies , conducted by John Armstrong, of Cumberland County, famed as inheriting the courage of the Scottish covenanters. In the night following the seventh of September, the avenging party, having marche...
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