1931.9-1937.7 1931.9-1937.6 1921.7-1937.7 1931.4-1931.7 1931.9~1937.6 1931.9—1937.6 1931.9-1933.8 1927.8-1937.7 1921.7~1937.7 1921.7～1937.7