It was a Friday.
28th August 1949 was a Sunday.
The date in question was a Monday.
28th day of April in 1961 was a Friday.
September 28th 1984 was a Friday.
Feb 28th 1964 was a Friday.
28th of December 1950 was a Thursday.
28th September 2010 is a Tuesday.
28th September 1961 was a Thursday.
28th of November 1968 was a Thursday.
28th of June 1994 was a Tuesday.
28th April 1940 was a Sunday.
December 28th 1968 was a Saturday.