Writing

1950

… Story

1947

… Novel

1943

… Screenplay

1937

… Theatre Play

1936

… Writer

1935

… Novel

1932

… Novel

1930

… Theatre Play

1928

… Story

1925		His Majesty, Bunker Bean … Novel
1925		Oh, Doctor! … Novel

1924

… Novel

1923		Cameo Kirby … Screenplay
1923		Ruggles of Red Gap … Theatre Play

1922

… Writer

1921

… Novel

1918

… Novel

1914		Springtime … Original Story
1914		Cameo Kirby … Original Story

Acting

1937

as Workman (uncredited)