A super submarine! (well at least it was supposed to be in 1921)
You can be forgiven if you claim to be a submarine expert but have never heard the name Oswald Flamm before today. To be honest, neither had I before I ran into this interesting thread of information that gives a glimpse into his story. Oswald Flamm, Born July 30, 1861; Deceased June 12, 1935, was […]Read More A super submarine! (well at least it was supposed to be in 1921)
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