DS, seven pages, 8.5 x 11, William Morris Agency letterhead, April 18, 1963. Contract between Marx and the William Morris Agency wherein he agrees to their representation at the usual fee of 10 percent for one year. Boldly signed in dark blue ink on the last page. Also initialled 'G.M.' on the first page. In fine condition, with the usual punch holes and staple to top border. RRAuction COA.