Spencer, Henry Cecil. <br/><br/>
Engineering Graphics Problems Book / 
Henry Cecil Spencer, Ivan Leroy Hill, Robert Olin Loving. 
 - 2nd ed. 
 - New York :  McGraw-Hill,  c1975. 
 - v, 95 p. :  ill. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering graphics--Problems, exercises, etc.
<br/><br/><label>Dewey Class. No.: </label>604.240  / SPE