O'Byrne Class

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O'Byrne Class French Submarines.  Photographs and history of the French submarines of the O'Byrne Class.These submarines were launched 1919 - 1920 and included Henri Fourier, Louis Dupetit-Thouars and O'Byrne.

Displacement: 342 tons, and 513 tons when submerged.  Speed  14 knots on the surface and 8 Knots submerged. Range: 1850NM at 10Knots, surfaced. or 55 nautical miles submerged.   Crew 25  Armament: One 47-mm  gun,     and Four 450mm Torpedo Tubes

Henri Fournier (SC6) 30th September 1919 Discarded July 1935
Louis Dupetit-Thouars (SC7) May/June 1920 Discarded November 1928
O'Byrne 22nd May 1919 Discarded July 1935
Henri Fourier

Henri Fournier.

A reproduction of this original photo / photo-postcard size 10" x 7" approx available.  Order photograph here  ? Walker Archive. Order Code PFS077

Henri Fournier.

A reproduction of this original photo / photo-postcard size 10" x 7" approx available.  Order photograph here  ? Walker Archive. Order Code PFS107

Louis Dupetit-Thouars

Louis Dupetit-Thouars.

A reproduction of this original photo / photo-postcard size 10" x 7" approx available.  Order photograph here  ? Walker Archive. Order Code PFS060

O'Byrne

O'Byrne.

A reproduction of this original photo / photo-postcard size 10" x 7" approx available.  Order photograph here  ? Walker Archive. Order Code PFS056