December 4, 1983 fell on a Sunday.
4 January 1983 was a Tuesday.
June 4 1983 was on a Saturday.
December 4 1957 was on a Wednesday.
4 March 1983 fell on a Friday.
December 4, 1946 fell on a Wednesday.
Tuesday, from this program http://www.extremelysmart.com/diversions/DOWfinder.php
December 16 1958 58/4=12 58+12=70 4 is December 70+4+16 = 90 90-7*12=6 1 is 1900 6+1=7 7 is Sunday
4 May 1984 was a Friday and the end of the week of working.
Monday.
Friday
Friday
It was a Wednesday