Stevenson, A. C.  <br/><br/>
Build your own enlarger 
A. C. Stevenson 
 - 2nd ed. 
 - London  Fountain Press  1946 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Miscellaneous
<br/><br/><label>Universal Decimal Class. No.: </label>771.318  / STE