An item referred to the magazine Schiffbau reporting that in spring 1928 the French submarines Redoubtable (1) and Vengeur (2) were launched. Displacement 1.560 (surfaced)-2.080 (submerged) tons, speed 18,5 (surfaced)-10 (submerged) miles, power of diesel engines 2x3.000 ahp. With a speed of 9 miles was the range 8.000 miles. Armament consisted of 1-10cm gun and 10-55cm torpedo tubes.
Notes
1. Of the Redoutable-class, Type 1 project consisting of the Redoutable and the Vengeur. Q136. Building ordered in 1924, launched on 24 February 1928, commissioned on 10 July 1931, scuttled at Toulon, France on 27 September 1942, refloated but sunk during a bombardment on 11 March 1944.
2. Of the Redoutable-class, Type 1 project consisting of the Redoutable and the Vengeur. Q137. Building ordered in 1924, launched on 1 September 1928, commissioned on 18 December 1931 and scuttled at Toulon, France on 27 November 1942.
Notes
1. Of the Redoutable-class, Type 1 project consisting of the Redoutable and the Vengeur. Q136. Building ordered in 1924, launched on 24 February 1928, commissioned on 10 July 1931, scuttled at Toulon, France on 27 September 1942, refloated but sunk during a bombardment on 11 March 1944.
2. Of the Redoutable-class, Type 1 project consisting of the Redoutable and the Vengeur. Q137. Building ordered in 1924, launched on 1 September 1928, commissioned on 18 December 1931 and scuttled at Toulon, France on 27 November 1942.
