Astronomical microdensitometry  proceedings of the workshop on astronomical microdensitometry, held in Greenbelt, Maryland, 11-13 May 1983 
edited by Daniel A.  Klinglesmith                         
 - Washington  National Aeronautics and Space Administration  1984 
 - vii, 431p. 
 - NASA conference publications; 2317 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astrometry<br/>Astronomy and astrophysics Thesaurus<br/>Microdensitometry<br/>Photometry
<br/><br/><label>Universal Decimal Class. No.: </label>520.43(082.2)  / AST