Germany, Heer. A Krim Shield, by Karl Wurster Auction Archive In January 1918

In January 1918

one depicting a black-and-white illustration of U-9 attacking a Royal Navy convoy

vertical magnetic metal pinback

He also documented his father's feelings during the war as evidenced by this entry

Two Imperial Navy Officer's Line Insignia

Germany, Heer. A Krim Shield, by Karl Wurster Auction Archive In January 1918(Heer Krimschild). Constructed of bronzed magnetic metal, the obverse consisting of a shield bearing a raised map of Crimea and southern Ukraine, topped by a Wehrmacht eagle clutching a wreathed mobile swastika, flanked by dates 1941 1942, affixed with all four reverse attachment prongs to a magnetic metal backplate with a field grey wool liner (indicating Heer issue) and replacement black paper backer, unmarked but demonstrating the characteristics