Oskar Hoffmann (author) explained

Oskar Hoffmann (October 29, 1866 in Gotha – December 21, 1928 in Wiesbaden) was a German author of science fiction novels.

Der Luftpirat und sein Lenkbares Luftschiff has been attributed to him.[1]

References

  1. John Clute/Peter Nichols, The Encyclopedia of Science Fiction. St. Martin's Press, New York 1993,