Horne, Douglas F.  1915- <br/><br/>
Photomasks, scales, and gratings / 
Douglas F. Horne. 
 - Bristol :  A. Hilger,  c1983. 
 - xii, 206 p. :  ill. 
<br/><br/><label>ISBN: </label>085274482X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical instruments--Design and construction.<br/>Masks (Electronics)
<br/><br/><label>LC Class. No.: </label>TS517  / .H67 1983 
<br/><br/><label>Dewey Class. No.: </label>621.381/71�19