The OAS Word - February  2013 Feb 2013 Кликнуть для чтения
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The OAS Word - February 2013

Feb 2013

Опубликовано в "Наука, Наука", язык - English. 18 страниц.
The low down of how to observe the Sun with a Personal Solar Telescope. Taking shots of the Sky with a DSLR Junior Stargazers - Cathy looks at Asteroids Еще