The Race to Build the Transcontinental Railroad
Series:
Fact findersFact finders. Adventures on the American frontierThe Story of the Oregon Trail
Series:
Fact findersFact finders. Adventures on the American frontierThe Expedition of Lewis and Clark
Series:
Fact findersFact finders: Adventures on the American frontierDaniel Boone and the Cumberland Gap
Series:
Fact findersFact finders. Adventures on the American frontierThe Story of the Pony Express
Series:
Fact findersFact finders. Adventures on the American frontier