| 1959 |  Mar |
Apr |  May |
Jun |  Jul |
Aug | Sep |  Oct |
 Nov |
Dec | ||
| 1960 |  v1 #8 Jan |
 v1 #9 Feb |
 v1 #10 Apr |
May | Jun | Jul | Aug |  Sep |
Oct |  Nov |
Dec | |
| 1961 |  Jan |
Feb |  v2 #3 Mar |
Apr |  May |
Jun |  Jul |
Aug |  Sep |
Oct |  Nov |
Dec |
| 1962 |  Jan |
Feb | Mar | Apr |  May |
Jun |  Jul |
Aug |  Sep |
Oct |  Nov |
Dec |
| 1963 |  Jan |
Feb |  Mar |
Apr |  v4 #4 May |
Jun | Jul | Aug | Sep | Oct |  Nov |
Dec |
| 1964 |  Jan |
Feb | Mar | Apr |  May |
Jun |  Jul |
 Aug |
Sep | Oct |  Nov |
 Dec |
| 1965 |  Jan |
Feb |  Mar |
Apr |  May |
Jun |  Jul |
Aug | Sep | Oct |  Nov |
 Dec |
| 1966 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov |  Dec |
| 1967 | Jan | Feb | Mar | Apr |  May |
Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1968 | Jan | Feb | Mar | Apr | May | Jun |  Jul |
Aug | Sep | Oct | Nov | Dec |
| 1969 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1970 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1971 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1972 | Jan | Feb | Mar | Apr | May | Jun | Jul |  Aug |
Sep | Oct | Nov | Dec |