Germany, Imperial. A Lot of Naval Postcards

(Postkarten). A grouping of four postcards, including a picture postcard presenting a black-and-white photograph of Segelschulschiff Niobe, the reverse presents hand-writing in black ink, dated 14 October 1932, presenting postage stamps, maker marked but illegible, measuring 13.9 cm (w) x 8.9 cm (h), and in very fine condition. A picture postcard presenting a black-and-white photograph of Kreuzer Karlsruhe, the reverse presents hand-writing in pencil, presenting postage stamps dated 1935, maker marked Marine-Verlag Fritz Finke, Wilhelmshaven, measuring 13.9 cm (w) x 8.9 cm (h), and in very fine condition. A picture postcard presenting a collage of black-and-white photographs of four cruisers, the reverse presents hand-writing in black ink, presenting postage stamps, maker marked M. Dieterle, Kiel, measuring 13.7 cm (w) x 8.9 cm (h), and in very fine condition. A postcard presenting a black-and-white photograph of Artillerie Schulschiff Carola, with writing in black ink, dated 4 April 1901, presenting postage stamps, maker marked M. Glückstadt & Münden, Hamburg, measuring 13.7 cm (w) x 8.7 cm (h), and in very fine condition