Bentley, Wallace. <br/><br/>
Questions in machine construction and drawing. Stages 1, 2, and 3. For use of students preparing for engineering examinations, etc 

 - 9th 
 - Manchestar  Bentley publication  1943 
 - 50p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine Drawing
<br/><br/><label>Dewey Class. No.: </label>621.81  / B4771