17.57J / 21H.467J Soviet Politics and Society, 1917-1991, Spring 2003 by Woodruff, David, Wood, Elizabeth A.

“…At its greatest extent the former Soviet Union encompassed a geographical area that covered one-sixth of the Earth's landmass. It spanned 11 time zones and contained over 100 distinct nationalities, 22 of which numbered over one million in population. …”
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