August Mentel, Berlin, Germany(1916-1918) Carl Poellath Münz- und Prägewerk, Schrobenhausen, Germany (1778-date)
Mintage
1917 - F#488.1, Ø 18.8 or 19.2 mm - 1917 - F#488.1a) Ø 18.8 mm, Planchet is 0.9 mm thick, on both sides a small iron cross below in the pearl circle. Obverse: Star on one star point, Reverse: 1917 is 8.2 mm wide, second 1 from 1917 is vertical under last leg of first n from Pfennig. - 1917 - F#488.1b) Ø 19.2 mm, planchet is 1.1 mm to 1.3 mm thick. Obverse: Star on two points. Reverse: 1917 is 8.5 mm wide, second 1 from 1917 vertical under gap between the both n from Pfennig. - 1917 - F#488.1c) Ø 19.2 mm, planchet is 1.4 mm thick, on both sides a small iron cross below in the pearl circle. Obverse: star on two points, Reverse: 1917 is 7.8 mm wide, second 1 from 1917 is vertical under last leg of first n from Pfennig. Röttinger-Nachpräg - 100