oldsite.mnastro.orgoldsite.mnastro.org/gemini/files/gemini_197807.pdf · 2014-03-10 · a good...
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oldsite.mnastro.orgoldsite.mnastro.org/gemini/files/gemini_197807.pdf · 2014-03-10 · a good introduction covering all topics up to use of a small telescope. Brown, sm, ALL ABOUT