Harrop, Percy Frederick. <br/><br/>
Worked examples in engineering drawing :  with additional exercises / 
by P. F. Harrop. 
 - London :  Macmillan ;  1963. 
 - 63 p. :  ill. ;  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical drawing 
<br/><br/><label>Dewey Class. No.: </label>604.2  / HAW 1963