September 15th, 1980 fell on a Monday.
September 15th 1970 was a Tuesday.
15th September 1958 was a Monday.
September 15th, 1995 fell on a Friday.
September 15th, 1946 fell on a Sunday.
Tuesday 15th July 1980
September 15th 1986 was a Monday.
September 15th 1966 was a Thursday.
September 13 1980 was a Saturday.
September 21, 1980, was a Sunday.
September 11 1980 was a Thursday.
September 10 1980 was a Wednesday.
29th September 1980 was a Monday.