Tuesday.
10 January 1970 was a Saturday.
28 January 1970 was a Wednesday.
1 January 1970 was a Thursday.
Christmas Day was on a Friday in 1970.
January 5, 1970 fell on a Monday.
January 21, 1970 fell on a Wednesday.
January 9, 1970 fell on a Friday.
January 22nd, 1970 fell on a Thursday.
January 22, 1970, fell on a Thursday.
Saturday
Tuesday
Wednesday