La expedición de Lewis y Clark: Cruzando las montañas Rocosas y La construcción del ferrocarril transcontinental: Cruzando Sierra Nevada - 6-Pack
WW-Y10685
Spanish Reader's & Writer's Genre Workshop
The Lewis and Clark expedition is trapped in the Rocky Mountains. The explorers are starving. Chang Han and Wen Lin are Chinese laborers building the Transcontinental Railroad. Blasting the rock would be easier and faster than digging.
The Lewis and Clark expedition is trapped in the Rocky Mountains. The explorers are starving. Chang Han and Wen Lin are Chinese laborers building the Transcontinental Railroad. Blasting the rock would be easier and faster than digging.