The given date was a Friday.
March 31st, 1956 fell on a Saturday.
August 31st 1997 was a Sunday.
August 31st, 1963 fell on a Saturday.
Thursday
It was a Monday.
31 August 1989 was a Thursday.
August 31st, 1955 was a Wednesday.
29th August, 1956, was a Wednesday.
August 17, 1956 was a Friday.
August 22, 1956, was a Wednesday
August 7th, 1956, was a Tuesday.
August, 31st, 1970, was a Monday,