Naval Warfare: Is a submersible aircraft carrier a practical modern weapon? Would serious funding ever go toward developing even a prototype submersible supercarrier? - Quora
Česká aeronautická společnost
Édouard Surcouf - Wikipedia
SimplePlanes | Surcouf Cruiser Submarine
Hey, the French built a big gun “heavy cruiser” submarine in 1929? – Foreign Policy
Marie Surcouf - Wikipedia
Video: French Frigate Seizes $53M in Narcotics from Indian Ocean Dhow
Esposizione Generale Italiana, Torino 1898. Rocordo del Pallone frenato (construtto da L. Godard—E. Surcouf). by [Società dei Palloni Frenati?] - [1898].