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58 St. Francisville. Several mammelles (bluffs) lie on the eastern bank of the Wabash here. One lies four and one-half miles below the mouth of the Embarras. As the current was swift, the river broad, and the point of embarkation somewhat below the mouth of the Embarras, it is probable that the army landed further down the Wabash than has usually been described. A march of three miles northward was made by the vanguard on the day it crossed, seemingly from the "lower" to the "upper" mammelle—the "next hill of the same name," according to Bowman. On the twenty-second another league was covered by exhausting efforts, making in all six miles from the crossing-place. The camp this night is definitely known to be a high, twenty-acre sugar orchard still remembered as "Sugar Camp," three and one-half miles from Vincennes. Clark was now at the lower end of the "Lower Prairie," and there were two courses to Vincennes which lay on the rising ground across the three miles of