68218680
9781016038515
Wood, William Wallace is the author of 'Walschaert Locomotive Valve Gear : A Practical Treatise on the Locomitive Valve Actuating Mechanism Originally Invented by Egide Walschaerts, with the History of Its Development by American and European Engine Designers, and Its Evolution into the Mech', published 2022 under ISBN 9781016038515 and ISBN 1016038518.
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