The most prolific and powerful banker in American financial history; founder of US Steel. LS, one page, 5 x 8, Steam Yacht Corsair letterhead, June 16, 1909. Morgan accepts an invitation. In part, “It will give me great pleasure to accept the kind invitation of the Library Committee of the Corporation of London to Dinner on the 2nd July next at the Guild Hall.” In fine condition, with bisecting horizontal fold and a touch of mild toning. R&R COA.