found: Grand jury secrets [MP] 1939:credits (cast of characters, Elisha Cook, Jr.)
found: Perf. arts biog. master index, c1981(Cook, Elisha, Jr.; b. 1902 (7 sources) b. 1906 (5 sources) b. 1907 (4 sources))
found: Internet movie database, WWW, Aug. 23, 2002(Elisha Cook Jr.; actor; b. Dec. 26, 1903, San Francisco, Calif.; d. May 18, 1995, Big Pine, Calif.)
found: IMDb, March 21, 2017:(Elisha Cook Jr, actor ; b. December 26, 1903 in San Francisco, California, USA ; d. May 18, 1995 (age 91) in Big Pine, California, USA)