Wednesday.
February 4 1955 was a Friday.
November 4, 1955, was a Friday.
March 4, 1955 was a Friday.
September 4, 1955 fell on a Sunday.
It was a Tuesday.
August 4th, 1955 fell on a Thursday.
4 May 1984 was a Friday and the end of the week of working.
May 4 1999 was on a Tuesday.
May 4 1965 was on a Tuesday.
May 4 2010 was a Tuesday.
May 4, 1985 was a Saturday.
Thursday was may 4 1978