Hopwood, Robert R.,    1910- <br/><br/>
Science model making /    
by Robert R. Hopwood 
 - Rev. with new material from the English ed. 
 - London :   John, Murray, Albemarle,   [1961] 
 - 208 p. :    illus. ;    22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Models and modelmaking.--------
<br/><br/><label>Dewey Class. No.: </label>500 HOP