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As an historian, I must calculate dates prior to 1900, but Excel 2000 only
permits pre-defined calculations from January 1, 1900 and later. How do I
calculate the days between October 10, 1836 and December 14, 1917?
permits pre-defined calculations from January 1, 1900 and later. How do I
calculate the days between October 10, 1836 and December 14, 1917?