Abigail Jane Scott was seventeen when she left Illinois with her family in the spring of 1852. Her record of the journey west is full of expressive detail: breakfasting in a snowstorm, walking behind the wagons to keep warm, tasting buffalo meat, trying to climb Independence Rock. She meets her future husband, Benjamin Duniway, at the end of the Oregon Trail and, in the years to come, finds fame as a writer and a leader of the suffrage movement in...