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Астрономия. Учебник для средней школы - Воронцов-Вельяминов Б.А. 1966 - 20-е изд. PDF М. Просвещение BOOKS NATURAL SCIENCES
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Астрономия. Учебник для средней школы
Author: Воронцов-Вельяминов Б.А.
Year: 1966 - 20-е изд.
Format: PDF
File size: 24 MB
Language: RU

Astronomy - the science of celestial bodies. She studies the movement, structure and development of celestial bodies and their systems and applies the laws established by her for the practical needs of mankind. Astronomy is the oldest of all sciences: its beginnings existed in Babylon and Egypt several thousand years ago.

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