Astronomical photoelectric  proceedings of the National Science Foundation Astronomical Photoelectric Conference held at Lowell Observatory Flagstaff, Arizona August 31 - September 1, 1953 
edited by John B. Irwin                                            
 - Arizona  Lowell Observatory  1953 
 - 122p. 
<br/><br/> Donated by Mrs. Bappu 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomical Photometry<br/>Astronomy and Astrophysics Thesaurus<br/>Photoelectric Photometry
<br/><br/><label>Universal Decimal Class. No.: </label>520.34(063)  / IRW