Culture & Astronomy Series of Lectures
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Léo Dubal - Paleo-Astronomy, Eclipses & Historical Dating
Serge Koutchmy - Some Historical and Mythical Aspects of the Discovery of the Solar Corona
Roger Bonnet - The Fundamental Role of Space Research
Roger Ferlet - Planètes Extra-solaires
Thérèse Encrenaz - The exploration of the solar system and the search for water