Hoelscher, Randolph Philip <br/><br/>
The teaching of mechanical drawing 
Hoelscher, Randolph Philip 
 - New York  John Wiley & Sons  1929 
 - xi, P-229 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>604.2  / HOE