[en] Germany's high sea fleet in the World War Cassell and Company, ltd.
[en] [Gutenberg 22636] • A Middle High German Primer / Third Edition Tiger Xenophon
[en] [Gutenberg 36028] • Royal Highness University of California Press
[en] A History of the Royal Navy I. B. Tauris
[en] [Gutenberg 32109] • Tales of the Caravan, Inn, and Palace General Books
[en] [Gutenberg 41159] • The Red Battle Flyer Createspace
[de] [Gutenberg 47465] • Der Ackermann aus Böhmen Verlag Herder
[en] [Gutenberg 30114] • The Journal of Submarine Commander von Forstner Createspace
[en] Heligoland History Press (SC)
[de] [Gutenberg 49311] • Deutsch-Ostafrika: Geographie und Geschichte der Colonie Trieste Publishing