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Translated in 14 languages
[Subject: Generalities]
Translated in 12 languages
Translated by: GUEST USER
Translated in 2 languages
Translated by: DAVID LAURENT
Translated in 15 languages
[Subject: Aeronautics]
Translated in 9 languages
- aérostat gonflé d'un gaz plus léger que l'air
Translated by: RHISIART HINCKS