"Dan Dalton Productions," . . "Mill Creek Entertainment." . . "United States, West." . . . . "1860 - 1921" . . "West (U.S.)" . . "Railroads tracks across America"@en . "Short films"@en . . . . "Thirty-six rail industry, War Dept., and film industry-produced short films chronicle the development of the railroad industry in the U.S. from the first transcontinental line to modern diesel engines." . "Thirty-six rail industry, War Dept., and film industry-produced short films chronicle the development of the railroad industry in the U.S. from the first transcontinental line to modern diesel engines."@en . . "Feature films" . . . "Tracks across America"@en . "Tracks across America" . . "History"@en . "History" . . . "Nonfiction films"@en . "Nonfiction films" . . . "Historical films"@en . . "Historical films" . . . . . . "Documentary films"@en . . "Thirty-six rail industry, War Department, and film industry-produced short films chronicle the development of the railroad industry in the U.S. from the first transcontinental line to modern diesel engines."@en . "Railroads : tracks across America"@en . "Documentary films" . . . . "Railroads tracks across America" . "United States" . . "United States." . "Railroads." . . "United States. War Department." . . "Railroads United States History." . .