Contract to Edwin Clark Signed by J. Warner – Early Studio Salary Deal. Studio contract letter dated March 20, 1926, addressed to actor Edwin Clark at his Hollywood residence. Signed at the bottom by Warner Bros. Warner, one of the founding brothers of the studio. Also countersigned by Edwin Clark. Typed on official Warner Bros. Letterhead from their West Coast Studios at 5842 Sunset Boulevard, Los Angeles. This historic piece reflects the early growth of Warner Bros. Just one year before the release of The Jazz Singer (1927), the first “talkie” that revolutionized cinema.