May 15 to June 18, 1970 (35 days)
December 19 to December 25, 1969 (7 days)
December 05 to December 18, 1969 (14 days)
April 25 to May 23, 1969 (29 days)
February 21 to March 06, 1969 (14 days)
August 28 to October 31, 1968 (65 days)
August 14 to August 16, 1968 (3 days)
August 10 to August 13, 1968 (4 days)
July 06 to August 09, 1968 (35 days)
October 13 to December 24, 1967 (73 days)
October 06 to October 12, 1967 (7 days)
July 28 to August 24, 1967 (28 days)
November 19 to December 09, 1966 (21 days)
October 22 to November 18, 1966 (28 days)
July 15 to July 28, 1966 (14 days)
July 01 to July 14, 1966 (14 days)