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Rock-Rock-Rock (Geologists’ Version of Rock-Paper-Scissors)
Rock-Rock-Rock (Geologists’ Version of Rock-Paper-Scissors)
Last updated on: March 1, 2012 at 12:41 pm
by
James F. McGrath
Rock-Rock-Rock (Geologists’ Version of Rock-Paper-Scissors)
2012-03-01T12:41:20-05:00
James F. McGrath
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