| Covers listed | |
| 1950: | Vol 1 , |
| 1951: | Vol 2 , |
| 1952: | Vol 3 , |
| 1953: | Vol 4 , |
| 1954: | Vol 5 , Vol 6 , |
| 1955: | Vol 7 , Vol 8 , #9 / , #10 / , |
| 1956: | #11 / , #12 / , #13 / , #15 / , |
| 1957: | #16 / , #17 / , |
| 1958: | #20 / , #21 /Summer, #22 /Fall, |
| 1960: | #28 / , #29 / , |
| 1961: | #31 / , |
| 1962: | #32 / , #34 / , |
| 1963: | #38 / , |
| 1964: | #40 / , |
| 1965: | #41 / , |
| 1967: | #47 / , |
| 1968: | #53 / , |
| 1976: | #84 /Winter, #85 /Spring, #86 /Summer, |
