It was a Monday.
18 October 1946 was a Friday.
August 18 1946 was on a Sunday.
July 18, 1946 fell on a Thursday.
September 18, 1946 fell on a Wednesday.
Wednesday
November 18th 1946 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.