Valve Gears and Indicators; a Manual of Practical Instruction in Valve-setting, use of Indicators, and Other Details of Steam Engine Operation Essential to Efficiency and Economy;(English, Hardcover, unknown)
Valve Gears and Indicators; a Manual of Practical Instruction in Valve-setting, use of Indicators, and Other Details of Steam Engine Operation Essential to Efficiency and Economy;(English, Hardcover, unknown)
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