found: O'Neill, E. Eugene O'Neil's more stately mansions [SR] 1968:insert (Elliot Martin, producer and editor)
found: Seidman and son, 1963DLC copy theater program, National Theatre performance (associate producer Elliott Martin)
found: Internet Broadway database, Jan. 19, 2010(Elliot Martin; Male; Producer, Stage Manager, Performer, Production Crew; Also known as: Elliott Martin)
found: New York times WWW site, viewed June 5, 2017(in obituary published June 2: Elliot Martin; b. Elliot Edwards Martin, Feb. 25, 1924, Denver; d. May 21, Norwalk, Conn., aged 93; transformed himself from a teenage radio cowboy and Broadway chorus boy into one of the pre-eminent producers of the American theater)