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Date: 2008-02-26 14:17:44Electromagnetic radiation Astronomy Telescopes National Optical Astronomy Observatory Gemini Observatory Kitt Peak National Observatory Tod R. Lauer W. M. Keck Observatory Infrared Arizona National Science Foundation University of Arizona | OBSERVATIONAL PROGRAMS >>> national OPTICAL ASTRONOMY observatoryAdd to Reading ListSource URL: www.noao.eduDownload Document from Source WebsiteFile Size: 189,47 KBShare Document on Facebook |