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Date: 2012-12-19 12:38:10Planetary science Dark sky parks Space International Dark-Sky Association Dark-sky preserve Light sources Amateur astronomy 243 Ida Galloway Forest Park Astronomy Observational astronomy Light pollution | IDA eNews: Night Watch 15 October 2012Add to Reading ListSource URL: www.darksky.orgDownload Document from Source WebsiteFile Size: 318,12 KBShare Document on Facebook |