July 20, 1951 fell on a Friday.
September 20 1951 was a Thursday.
December 20, 1951 fell on a Thursday.
It was a Tuesday.
Saturday
Tuesday
September 20, 1951 was a Thursday.
October 20, 1951 was a Saturday.
20 July 1974 was a Saturday.
July 20 1973 was a Friday.
20 July 1997 was a Sunday.
July 20 2010 was a Tuesday.
20, July, 1986, was a Sunday.