Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 685
ratchet-wheel and detent on the side of the car. Otherdetails are easily understood from the illustrations. The transportation of oil, which constitutes an impor-tant branch of the freight traffic in America, is accom-plished either by the oil being transported in barrels inthe open box or platform…
Mechanical engineering -- Dictionaries
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