1967
January 7
January 14
January 21
January 28
1970
January 3
January 10
January 17
January 24
January 31
February 7
February 14
February 21
February 28
March 7
March 14
March 21
April 4
April 11
April 25
May 2
May 9
May 16
May 23
May 30
June 6
June 13
June 20
June 27
July 4
July 11
July 18
July 25
August 1
August 15
August 22
August 29
September 5
September 12
September 19
September 26
October 3
October 10
October 17
October 24
October 31
November 7
November 14
November 21
November 28
December 5
December 12
December 19
December 26
1971
October 16
October 23
October 30
November 6
November 13
November 20
November 27
December 4
December 11
December 18
1986
1987
March 27
April Sernummer
April 3
April 10
April 24
May 8
May 22
June 5
July 3
August 7
August 14
August 21
August 28
September 4
September 11
Henry George School of Social Science 