The manufacture of optical glass and of optical systems;  a war-time problem 
[by F.E. Wright, Ordnance Reserve Corps]. 
 - Washington,  Govt. Print. Off.,  1921. 
 - v, 309 p.  illus., tables, diagrs.  24 cm. 
 - Its Document  2037 .
 - Document (United States. Army. Ordnance Department) ;  2037. .
<br/><br/><label>LCCN: </label>war21000097  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical industry.<br/>Optical glass.
<br/><br/><label>LC Class. No.: </label>QC375  / .U5