| Periodical Volume Date: 1927 | (1/18) |
| Periodical Volume Date: 1928 | (1/50) |
| Periodical Volume Date: 1930 | (1/16) |
| Periodical Volume Date: 1931 | (1/16) |
| Periodical Volume Date: 1932 | (1/18) |
| Periodical Volume Date: 1933 | (1/12) |
| Periodical Volume Date: 1934 | (1/16) |
| Periodical Volume Date: 1935 | (1/16) |
| Periodical Volume Date: 1936 | (1/20) |
| Periodical Volume Date: 1938 | (1/16) |
| Periodical Volume Date: 1939 | (1/16) |
