00564cam a2200169 4500 1104382413 TxAuBib 20190605120000.0 ||||||s2002||||||||||||||||||||||||und|u TxAuBib Steven Boettcher. The story of the Oregon Trail. [Place of publication not identified : Boettcher/Trinklein, 2002. 1 videodisc (2 hr.) : sound, color ; 4 3/4 in. 20190605. https://www.worldcat.org/oclc/52550856