Tuesday and Wednesday.
August 21 1971 was a Saturday.
August 9, 1971 fell on a Monday.
August 13, 1971 fell on a Friday.
August 19, 1971 fell on a Thursday.
August 4, 1971 fell on a Wednesday.
August 22nd, 1971 fell on a Sunday.
August 29th, 1971 fell on a Sunday.
August 6th, 1971 fell on a Friday.
August 6, 1971 fell on a Friday.
August 17, 1971 fell on a Tuesday.
August 3, 1971 fell on a Tuesday.
August 20, 1971 fell on a Friday.