"Miss M. Turnbull, Author, Scenarist; Her Plays 'Classmates' and 'Deadlock' Produced Here--Dies in Massachusetts; Began Film Work in 1916; Novels Depicted Bucks County Scene--Aunt of President of Rogers Peet Company"
June 13, 1942 · pg. 15:6
Moving Picture World (US)
"Writing Scenario"
May 12, 1923 · pg. 174
Moving Picture World (US)
"Margaret Turnbull to Write Continuities at Islington"