(1) Jean-Pierre Petit about the secret American MHD technology - YouTube
Prof. Jean-Pierre Petit presents here what he knows about MHD American secret aircrafts during the 19th “Science Frontière“ festival of Cavaillon (...
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![JEAN PIERRE ALARCEN - Tableau No.1 [full album]](https://sun9-32.userapi.com/F5S_ZCdCWjlZgmJTJ55LLFfqhINBIbcKxFm9zw/6o4OpG_Pp5w.jpg)
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