Thring, Meredith Wooldridge  1915, <br/><br/>
Machines-masters or slaves of man? 

 - 115 páginas 
 - Mankind and the engineer .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tecnología--Aspectos sociales
<br/><br/><label>LC Class. No.: </label>T14.5  / T47