Abstract
THE hydraulic forging presses at the Armstrong works, which I had the privilege of visiting a short time ago, bore the inscriptions—2000 tons—5000 tons; meaning thereby the thrust exerted by the ram; and Dr. Lodge's opinion that the word weight should be supplied was rejected by the engineers, as the addition of the word weight would imply that the presses weighed 2000 or 5000 tons.
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GREENHILL, A. The Force of a Ton. Nature 55, 365–366 (1897). https://doi.org/10.1038/055365d0
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DOI: https://doi.org/10.1038/055365d0
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