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By Thomas R. Williams

based in 1911, the AAVSO boasts over 1200 participants and observers and is the world's greatest non-profit association devoted to variable big name remark. This well timed ebook marks the AAVSO's centennial yr, providing an authoritative and actual background of this significant organization. Writing in an interesting and available type, the authors movement chronologically via 5 eras of the AAVSO, discussing the evolution of its constitution and objective. during the textual content, the main target is at the hundreds of thousands of people whose contributions have made the AAVSO's growth attainable. Describing a century of interplay among beginner astronomers, the authors have fun the collaborative relationships that experience existed through the years. because the definitive historical past of the 1st hundred years of the AAVSO, this article has large attraction and may be of curiosity to novice astronomers, in addition to historians and sociologists of technology in general.

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