"Travois Wyoming Natrona County 1860-1870." . . "Natrona County (Wyo.)" . . "Sweetwater River (Wyo.)" . . "Pony express Wyoming Natrona County 1860-1870." . . "Stagecoaches Wyoming Natrona County 1860-1870." . . "Tipis Wyoming Natrona County 1860-1870." . . "Independence Rock (Wyo.)" . . "Westward movement Wyoming Natrona County 1860-1870." . . "Rivers Wyoming Natrona County 1860-1870." . . "Indian encampments Wyoming Natrona County 1860-1870." . . . . . "Early modes of transportation, Independence Rock, Wyo" . . . . . "Photographic prints" . . . . . . . . . . "Imaged" . "View of covered wagons pulled by oxen, horse-drawn covered wagons, a stagecoach, a Pony Express rider, people on horseback and on foot on the Oregon Trail near Independence Rock on the Sweetwater River in Natrona County, Wyoming. Tepees, a wagon encampment, pack horses with logs or travois, a wagon train, and Split Rock are in the distance." . . . . . . . "Oregon National Historic Trail" . . "Rock formations Wyoming Natrona County 1860-1870." . . "Watercolors 1930-1940." . . "Covered wagons Wyoming Natrona County 1860-1870." . . "Split Rock (Natrona County, Wyo.)" . .