BiblioVault may have an electronic file which would meet your requirements for this title:
Shoshonean Peoples and the Overland Trail: Frontiers of the Utah Superintendency of Indian Affairs, 1849–1869
Dale L Morgan, Richard Saunders, Jr. and Gregory Smoak
Cloth: 978-0-87421-651-6
Electronic: 978-0-87421-667-7