...That's the joy of the calendar system we use, there are only so many variations possible. (Seven non-leap-year and seven leap-year.) Which means calendars repeat themselves on a 28-year (7*4, the interval between repeating leap years,)...

Click to expand...

My Grandmother (Who grew up in the Great Depression), used to save old calendars. Because they would be good again in 28 years. I found this out when I ask her why she had a calendar from 1958 up in 1986.

I really should write a book with all of the money saving things she would do. There where some really good things and some really funny ones.