00997cam a2200277 4500 607547244 TxAuBib 19970707120000.0 011025s1987||||||||||||||||||||||||eng|u 87002896 9780822515340 lib. bdg. 0822515342 lib. bdg. TxAuBib Aaseng, Nathan. Ultramarathons : the world's most punishing races / Nate Aaseng. Minneapolis : Lerner Publications Co., 1987. 71 p : ill., maps ; 23 cm. Sports talk. Describes the history of ultramarathons and highlights eight of the most exhausting modern-day races including The Torturous 26, The Ironman Triathlon, and The Nanisivik Midnight Sun Ultra. 19970707. Marathon running Juvenile literature. Marathon running. Running. Sports talk. TXMIT