00930cam a2200301 4500 124907824 TxGeo 20130104120000.0 120816s2012||||||||||||||||||||||||eng|u 2012026814 9780451464811 hbk. 0451464818 hbk. (OCoLC)775418753 DLC DLC DLC TxGeo Turtledove, Harry. Supervolcano : all fall down / Harry Turtledove. New York, NY : Roc, 2012. 405 p. ; 24 cm. Supervolcano ; 2 20130104. Volcanoes Fiction. Natural disasters United States Fiction. Yellowstone National Park Fiction. Suspense fiction. Science fiction. Supervolcano ; 2. QS5