Third 2019 edition.In American colonial history, no individual did more to bring about the early expansion west of the Appalachian Mountains into the Ohio Country than did Christopher Gist. In his fifty-four years, Christopher Gist was first a merchant and business man in Baltimore, Maryland. He then became a Maryland Ranger, a surveyor, trapper, and trader. In 1750, Gist went to work for the Ohio Company of Virginia and made two trans-Appalachian...