Hoelscher, Randolph Philip  <br/><br/>
Industrial production illustration:    For students, draftsman, and illustrators  

 - New York:   Mcgraw-Hill Book Company,  1946 
 - viii, 213p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chomical technology  
<br/><br/><label>Subjects--Index Terms: </label>Pictorial drawing  Conventional  
<br/><br/><label>Universal Decimal Class. No.: </label>66/69:744  / H6