By the mid-1930s Laura Ingalls Wilder's journeys had taken her from Wisconsin to South Dakota, from Missouri to California and back again. She had traveled by wagon, by train, and by car; alone, with her husband, and with her daughter. She had watched the times, seasons, and people change over six decades of traveling. But one thing remained the same: Laura always kept a pencil and paper with her to jot down notes about her experiences. For the first...