DS, one page, 8.5 x 11 plus an 8.5 x 5 rider, Metro-Goldwyn-Mayer letterhead, February 11, 1957. Agreement between MGM and Serling in which the corporation buys the rights to his “screenplay (first sixty pages) ‘Three Guns’ (‘The Return of Johnny Burro’).” Signed on the reverse in black ink by Serling. He has also initialed the rider. In fine condition, with two punch holes to the top of each page. R&R COA.