Exploring drafting   basic fundamentals 
by Walker John R. 
 - USA  the Goodheart-willcox co;inc   1978 
 - 310p. 
<br/><br/><label>ISBN: </label>0-87006-262-X 
<br/><br/><label>Subjects--Topical Terms: </label>--School of Engineering and Technology
<br/><br/><label>LC Class. No.: </label>T353  / .W 22 1978