1/1926 | 2/1926 | 3/1926 | 4/1926 | 5/1926 | 6/1926 | 7–8/1926 | 9/1926 | 10/1926 | 11/1926 | 12/1926

1/1927 | 2/1927 | 3/1927 | 4/1927 | 5/1927 | 6/1927 | 7/1927 | 8–9/1927 | 10/1927 | 11/1927 | 12/1927

1/1928 | 2/1928 | 3/1928 | 4/1928 | 5/1928 | 6/1928| 7/1928 | 8–9/1928 | 10/1928 | 11/1928 | 12/1928

1/1929 | 2/1929 | 3/1929 | 4/1929 | 5/1929 | 6/1929 | 7–8/1929 | 9/1929 | 10/1929 | 11/1929 | 12/1929

1/1930 | 2/1930 | 3/1930 | 4/1930 | 5/1930 | 6/1930 | 7–8/1930 | 9/1930 | 10/1930 | 11–12/1930

1/1931 | 2/1931 | 3/1931 | 4/1931 | 5/1931 | 6/1931 | 7–8/1931 | 9/1931 | 10/1931 | 11/1931 | 12/1931

1/1932 | 2/1932 | 3/1932 | 4–5/1932 | 6/1932 | 7/1932 | 8–9/1932 | 10/1932 | 11/1932 | 12/1932

1/1933 | 2/1933 | 3/1933 | 4/1933 | 5/1933 | 6/1933 | 7/1933 | 8–9/1933 | 10/1933 | 11/1933 | 12/1933

1/1934 | 2/1934 | 3/1934 | 4/1934 | 5/1934 | 6/1934 | 7–8/1934 | 9/1934 | 10/1934 | 11/1934 | 12/1934

1/1935 | 2/1935 | 3/1935 | 4/1935 | 5/1935 | 6–7/1935 | 8–9/1935 | 10/1935 | 11/1935 | 12/1935

1–2/1936 | 3/1936 | 4/1936 | 5/1936 | 6/1936 | 7–8/1936 | 9/1936 | 10/1936 | 11/1936 | 12/1936

1/1937 | 2/1937 | 3/1937 | 4/1937 | 5/1937 | 6/1937 | 7/1937 | 8/1937 | 9/1937 | 10/1937 | 11/1937 | 12/1937 | 13/1937 | 14/1937 | 15–16/1937 | 17/1937 | 18/1937 | 19/1937 | 20/1937 | 21/1937 | 22/1937 | 23/1937 | 24/1937

1/1938 | 2/1938 | 3/1938 | 4/1938 | 5/1938 | 6/1938 | 7/1938 | 8/1938 | 9/1938 | 10/1938 | 11/1938 | 12/1938 | 13/1938 | 14/1938 | 15–16/1938 | 17/1938 | 18/1938 | 19/1938 | 20/1938 | 21/1938 | 22/1938 | 23–24/1938

1/1939 | 2/1939 | 3/1939 | 4/1939 | 5/1939 | 6/1939 | 7/1939 | 8/1939 | 9/1939 | 10/1939 | 11/1939 | 12/1939 | 13/1939 | 14/1939