Analysis of information sources in references of the Wikipedia article "Warren, Pennsylvania" in English language version.
Thereupon to counteract the designs of the English, the Governor-General of Canada, the Marquis de la Galissoniere, sent Celoron in 1749 down the Allegheny and Ohio riversm to take possession of the country in the name of the King of France. His command consisted of 215 French and Canadian soldiers and 55 Indians of various tribes. ... omitted ... Provided with a number of leaden plates, the left... omitted ... by means of Chatauqua creek, a portage, Chautauqua Lake and Conewango creek, they came on the 29th, to the Allegheny river, near the point now occupied by the town of Warren, in Warren County, Pa. The first of the leaden plates was buried at this point. (Q.E.D.)
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