August Mentel, Berlin, Germany(1916-1918) Carl Poellath Münz- und Prägewerk, Schrobenhausen, Germany (1778-date)
Mintage
1917 - F#488.4, Ø 23.4 or 23.9 mm - 1917 - F#488.4a) Ø 23.4 mm, central hole 2.0 mm, planchet is 1.1 mm thick, on both sides a small iron cross below in the pearl circle. Obverse: Kreis is 9.2 mm wide. Reverse: Pfennig is 16.3 mm wide. - 1917 - F#488.4b) Ø 23.9 mm, central hole 1.8 mm, planchet is 1.2 mm thick. Obverse: Kreis is 10.8 mm wide. Reverse: Pfennig is 16.8 mm wide. - 1917 - F#488.4c) Ø 24.0 mm, central hole 1.6 mm, planchet is 1.5 mm thick, on both sides a small iron cross below in the pearl circle. Obverse: Kreis is 9.5 mm wide. Reverse: Pfennig is 16.0 mm wide. Röttinger-Nachprägung - 100