The almanac has a universal calendar. It shows all the possible calendars (Jan. 1 can start on any one of seven days in the week, and Leap Year adds some extra pages). The list of years tells you which of the pages to use. It's very easy. Try googling 'universal calendar'.
Saturday
It was a Thursday.
Friday.
12 June 2009 will be a Friday.
12 June 2009 will be a Friday.
12 June 1973 was a Tuesday.
June 12, 1912 was a Wednesday.
June 12, 1934 was a Tuesday.
June 12 2010 was a Saturday.
June 12, 1950 was a Monday.
September 12, 1957 fell on a Thursday.
12 June 1968 was a Wednesday.