What is the modern equivalent of the Old Style calendar date of Popov's death?
December 31, 1905
January 13, 1906
January 1, 1906
February 13, 1906
Answer
Aleksandr Popov passed away on December 31, 1905, in the Old Style calendar. The modern equivalent of this date is January 13, 1906, in the Gregorian calendar.
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