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alexconu

02 Sep 2006 10:46



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http://en.wikipedia.org/wiki/Dobsonian
http://www.scopemaking.com/dobson/dobson.htm
http://members.aol.com/sfsidewalk/sectionc.htm
http://sarm.astroclubul.org/carti/ cartea lui kriege si Berry, Building a Dobsonian Telescope.