The ECAN F17 Mod 2 torpedo is a French wire-guided torpedo with active/passive homing to a range of 20 km. It travels at a speed of 40 knots and carries a 250 kgwarhead to an effective depth of 2000 meters.
... Pädagogik als System (1848)
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Die Poesie and ihre Geschichte (1885)
Studien (1839-47)
Neue Studien (1875-78).
He published also an ...