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Date: 2004-06-01 16:12:34National Optical Astronomy Observatory Sunspot Richard B. Dunn Solar Telescope McMath-Pierce Solar Telescope European Southern Observatory Observatory Science Space Solar telescopes National Science Foundation Astronomy | NATIONALSOLAROBSERVATORY T U C S O N , A R I Z O N A •Add to Reading ListSource URL: www.noao.eduDownload Document from Source WebsiteFile Size: 288,47 KBShare Document on Facebook |