Monday
June 7 1951 was a Thursday.
September 7 1951 was a Friday.
December 7, 1951 fell on a Friday.
November 7, 1951 fell on a Wednesday.
6/7/1951 was a Friday
Friday
Sunday.
It was a Sunday.
The given date was a Wednesday.
That date can be interpreted in two ways. The 1st of July 1951 was a Sunday, as was January the 7th 1951.
7 May 1971 was a Friday.
7 May 1945 was a Monday.