File:AmericanDriveWheelDesign TheEngineer July1889.jpg: Revision history

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17 July 2018

  • curprev 23:0123:01, 17 July 2018‎ Dnevil talk contribs‎ 129 bytes +129‎ Cross section of an American drive wheel, from "The Engineer", July 1889. From http://g3madesimple.org.uk/0-4-4_tank/week_8.html
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