Thursday.
September 10th, 1955 fell on a Saturday.
It was a Wednesday.
September 10, 1938, was a Saturday.
September 11, 1987 was a Friday.
September 2 1987 was a Wednesday.
September 19 1987 was a Saturday.
September 13th, 1987, was a Sunday.
September 6th 1987 was a Sunday.
September 28th, 1987 was a Sunday.
It was on a Monday.
September 10th, 1959 fell on a Thursday.
September 10th, 1989 fell on a Sunday.