it was a monday
September 19 1999 was a Sunday.
September 30, 1960 - 274th day/Friday .
20 September 1999 was a Monday.
September 14 1999 was a Tuesday.
September 17th, 1999 was a Friday.
9 September 1999 was a Thursday.
September 26, 1999 fell on a Sunday.
September 18th, 1999 fell on a Saturday.
September 13th, 1999 fell on a Monday.
One Day in September was created on 1999-10-22.
30 September 1971 was a Thursday.
30 September 1995 was a Saturday.