DS, one page, 8.5 x 12.5, William Morris Agency letterhead, April 22, 1948. Marx employs the William Morris Agency to be his representative for a period of three years for the standard ten percent commission, signed at the bottom in fountain pen and also initialed 'C. M.,' on the small attached rider. In fine condition, with punch holes to top edge and two staples to left edge. RRAuction COA.