Ebooks de Julius Benton en PDF

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Télécharger le livre : Saturn and How to Observe It
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Saturn and How to Observe It
Julius Benton
I received my ?rst telescope, a 60 mm (2. 4 in) Unitron refractor, as a surprise Christmas gift from my father whenI was 10 years old,and over the next several years,I spent countless hours exploring the heavens, seeking out virtually every celestial objectI could ?nd...

Editeur : Springer
Parution : 2007-04-03
Collection : Astronomers' Observing Guides
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39,02 €