Horne, D. F <br/><br/>
Dividing, ruling and mask-making 
D. F. Horne 
 - London  Adam Hilger  1974 
 - 315p. 
<br/><br/><label>ISBN: </label>0-8448-0359-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Mask-Making<br/>Optical instruments<br/>Optics
<br/><br/><label>Universal Decimal Class. No.: </label>535.8  / HOR