Denny, Mark,  1953- <br/><br/>
Ingenium  five machines that changed the world /  [electronic resource] : 
 Five machines that changed the world 
Mark Denny. 
 - Baltimore :  Johns Hopkins University Press,  c2007. 
 - xvi, 176 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>Bow and arrow -- Waterwheels and windmills -- Counterpoise siege engines -- Pendulum clock anchor escapement -- Centrifugal governor -- Inventiveness. 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2013. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
<br/><br/><label>ISBN: </label>
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions--History.<br/>Machinery--History.<br/>Force and energy--Experiments.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>T15  / .D3417 2007eb 
<br/><br/><label>Dewey Class. No.: </label>609