Saturday
18 July 1950 was a Tuesday.
It was a Sunday.
monday
September 18th 1950 was a Monday.
18 March 1977 was on a Friday.
March 18 1949 was a Friday.
March 18 1990 was a Sunday.
March 18 1979 was a Sunday.
March 18 2005 was a Friday.
March 18 1983 was a Friday.
March 18, 1948 was a Thursday.
March 18 1998 was a Wednesday.