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Volume 55

1959 Sep 11-1960 May 18 (80 issues)

Volume 56

1960 Sep 16-1961 May 16 (62 issues)

Volume 57

1961 Sep 15-1962 May 08 (58 issues)

Volume 58

1962 Sep 14-1963 May 10 (60 issues)

Volume 59

1963 Sep 13-1964 May 12 (57 issues)

Volume 60

1964 Sep 18-1965 May 19 (55 issues)

Volume 61

1965 Sep 17-1966 May 18 (55 issues)

Volume 62

1966 Sep 17-1967 May 13 (76 issues)

Volume 63

1967 Sep 15-1968 May 25 (87 issues)

Volume 64

1968 Sep 13-1969 May 16 (143 issues)

Volume 65

1969 Sep 16-1970 May 20 (135 issues)

Volume 66

1970 Sep 15-1971 May 20 (140 issues)

Summer Volume 1

1971 Jun 12-1972 Apr 01 (11 issues)

Volume 67

1971 Sep 02-1972 May 03 (135 issues)

Summer Volume 2

1972 May 22-1972 Jul 24 (10 issues)

Volume 68

1972 Aug 31-1973 Apr 27 (140 issues)

Summer Volume 3

1973 May 14-1973 Jul 23 (10 issues)

Volume 69

1973 Aug 30-1974 Apr 26 (137 issues)

Summer Volume 4

1974 May 14-1974 Jul 16 (10 issues)

Volume 70

1974 Aug 30-1975 Apr 25 (141 issues)

Summer Volume 5

1975 May 13-1975 Jul 23 (10 issues)

Volume 71

1975 Aug 28-1976 Apr 27 (139 issues)

Summer Volume 6

1976 May 13-1976 Jul 20 (10 issues)

Volume 72

1976 Sep 02-1977 Apr 22 (140 issues)

Summer Volume 7

1977 May 12-1977 Jul 21 (10 issues)

Volume 73

1977 Sep 01-1978 Apr 21 (140 issues)

Summer Volume 8

1978 May 09-1978 Jul 26 (10 issues)

Volume 74

1978 Aug 31-1979 Apr 20 (139 issues)