September 7 1951 was a Friday.
There are seven different week days; the probability of any specific date falling on any given week day (for a year chosen at random) are 1/7.The odds of September 7 falling on a Tuesday are exactly 14%.(In the Julian calendar, the odds are exactly 1/7.)
It was a Thursday.
It was a Sunday.
7000/7 = 1000 with a remainder of 0. That means that, in 7000 days, the day of the week will be the same as it is today.
June 7, 1969 fell on a Saturday.
Friday
June 7 1951 was a Thursday.
December 7, 1951 fell on a Friday.
November 7, 1951 fell on a Wednesday.
Sunday.
Monday
It was a Sunday.
6/7/1951 was a Friday
September 7, 1936 was a Monday.
September 7 1976 was on a Tuesday.
7 September 1967 was a Thursday.
7 September 2032 will be a Tuesday.