| January 29, 1970 |
February 12, 1970 |
February 20, 1970 |
| February 27, 1970 |
March 6, 1970 |
March 13, 1970 |
| April 10, 1970 |
April 17, 1970 |
April 24, 1970 |
| May 1, 1970 |
May 8, 1970 |
May 15, 1970 |
| May 22, 1970 |
September 18, 1970 |
September 25, 1970 |
| October 2, 1970 |
October 9, 1970 |
October 16, 1970 |
| October 23, 1970 |
October 30, 1970 |
November 6, 1970 |
| November 13, 1970 |
November 20, 1970 |
December 11, 1970 |
| January 15, 1971 |
January 28, 1971 |
February 19, 1971 |
| February 26, 1971 |
March 5, 1971 |
March 12, 1971 |
| March 19, 1971 |
March 26, 1971 |
April 2, 1971 |
| April 23, 1971 |
April 30, 1971 |
May 7, 1971 |
| May 17, 1971 |
September 15, 1971 |
September 22, 1971 |
| September 29, 1971 |
October 6, 1971 |
October 13, 1971 |
| October 29, 1971 |
October 30, 1971 |
November 3, 1971 |
| November 10, 1971 |
November 17, 1971 |
December 1, 1971 |
| December 8, 1971 |
January 14, 1972 |
January 27, 1972 |
| February 16, 1972 |
February 25, 1972 |
March 3, 1972 |
| March 10, 1972 |
March 16, 1972 |
April 1, 1972 |
| April 14, 1972 |
April 20, 1972 |
May 1, 1972 |
| May 19, 1972 |
September 11, 1972 |
September 22, 1972 |
| September 29, 1972 |
October 6, 1972 |
October 13, 1972 |
| October 20, 1972 |
October 27, 1972 |
November 3, 1972 |
| November 10, 1972 |
November 17, 1972 |
November 27, 1972 |
| December 1, 1972 |
December 8, 1972 |
December 15, 1972 |
| January 30, 1973 |
February 16, 1973 |
February 23, 1973 |
| March 2, 1973 |
March 9, 1973 |
March 16, 1973 |
| April 30, 1973 |
September 14, 1973 |
September 20, 1973 |
| October 4, 1973 |
October 11, 1973 |
October 18, 1973 |
| October 25, 1973 |
November 1, 1973 |
November 8, 1973 |
| November 16, 1973 |
November 29, 1973 |
December 14, 1973 |
| January 17, 1974 (vol.66 #12) |
January 31, 1974 (vol.66 #13) |
March 2, 1974 (vol.66 #14) |
| March 8, 1974 (vol.66 #15) |
March 15, 1974 (vol.66 #16) |
March 22, 1974 (vol.66 #17) |
| March 29, 1974 (vol.66 #18) |
April 1, 1974 (April Fool's Edition) |
April 26, 1974 (vol.66 #19) |
| May 3, 1974 (vol.66 #19 duplicate numbering) |
May 10, 1974 (vol.66 #20) |
September 14, 1974 (vol.67 #1) |
| September 21, 1974 (vol.67 #2) |
October 4, 1974 (vol.67 #3, labelled #2) |
October 11, 1974 (vol.67 #4) |
| October 18, 1974 (vol.67 #5) |
October 25, 1974 (vol.67 #6) |
November 1, 1974 (vol.67 #7) |
| November 8, 1974 (vol.67 #8) |
November 15, 1974 (vol.67 #9) |
November 22, 1974 (vol.67 #10) |
| December 13, 1974 (vol.67 #11) |
January 24, 1975 (vol.67 #12) |
February 14, 1975 (vol.67 #13) |
| February 21, 1975 (vol.67 #14) |
February 28, 1975 (vol.67 #15) |
March 7, 1975 (vol.67 #16) |
| March 21, 1975 (vol.67 #17) |
April 18, 1975 (vol.67 #18) |
May 2, 1975 (vol.67 #19) |
| May 16, 1975 (vol.67, labelled 62, #20) |
September 5, 1975 (vol.68, hereafter misprinted as 63, #1) |
September 12, 1975 (vol.68 #2) |
| September 19, 1975 (vol.68 #3) |
September 26, 1975 (vol.68 #4) |
October 3, 1975 (vol.68 #5) |
| October 10, 1975 (vol.68 #6) |
October 24, 1975 (vol.68 #7) |
October 31, 1975 (vol.68 #8) |
| November 7, 1975 (vol.68 #9) |
November 14, 1975 (vol.68 #10) |
November 21, 1975 (vol.68 #11) |
| November 28, 1975 (volume and edition unlabeled) |
February 13, 1976 (vol.68, hereafter misprinted as 63, #15) |
February 18, 1976 (vol.68 #15 duplicate numbering.) |
| February 27, 1976 (vol.68 #16) |
March 4, 1976 (Incorrect date and numbering) |
March 19, 1976 (vol.68 #17) |
| Apil 23, 1976 (vol.68 #18) |
April 30, 1976 (vol.68 #19) |
May 14, 1976 (vol.68 #20) |
| September 18, 1976 (volume and issue unlabeled hereafter.) |
October 1, 1976 |
October 22, 1976 |
| October 30, 1976 |
November 12, 1976 |
November 19, 1976 |
| December 3, 1976 |
February 11, 1977 |
February 18, 1977 |
| February 25, 1977 |
March 11, 1977 |
March 25, 1977 |
| April 22, 1977 |
May 6, 1977 |
May 20, 1977 |
| September 16, 1977 |
September 30, 1977 |
October 7, 1977 |
| October 21, 1977 |
October 28, 1977 |
November 11, 1977 |
| November 18, 1977 |
December 2, 1977 |
December 9, 1977
|
| February 24, 1978 |
March 3, 1978 |
March 10, 1978 |
| March 17, 1978 |
April 7, 1978 |
April 14, 1978 |
| April 21, 1978 |
April 28, 1978 |
May 5, 1978 |
| May 12, 1978 |
May 19, 1978 |
September 22, 1978 |
| September 29, 1978 |
October 6, 1978 |
October 13, 1978 |
| October 20, 1978 |
October 27, 1978 |
November 3, 1978 |
| November 10, 1978 |
November 17, 1978 |
December 8, 1978 |
| January 1, 1979 |
February 16, 1979 |
March 9, 1979 |
| March 23, 1979 |
March 30, 1979 |
April 6, 1979 |
| April 20, 1979 |
April 27, 1979 |
May 4, 1979 |
| May 11, 1979 |
May 18, 1979 |
September 21, 1979 |
| September 28, 1979 |
October 5, 1979 |
October 12, 1979 |
| November 2, 1979 |
November 9, 1979 |
November 16, 1979 |
| November 30, 1979 |
December 7, 1979 |
|
