Télécharger le livre :  How to Observe the Sun Safely

"How to Observe the Sun Safely, 2nd Edition" gives all the basic information and advice the amateur astronomer needs to get started in observing our own ever-fascinating star. Unlike many other astronomical objects, you do not need a large telescope or expensive...
Editeur : Springer
Parution : 2012-07-06
Collection : The Patrick Moore Practical Astronomy Series
Format(s) : ePub
52,74

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