File:Reichspost Germania 5pf 1902 China.png - Wikimedia Commons
RS107b Hembolds Genuine Preparations - Match and Medicine Proprietary Die and other US Civil War Era Stamps
German Reich : 5 Pfennig Reichspost card from 1898 - Jtzehoe | eBay
5 Pfennig-Hindenburg- Kehrdruckpaar - combined printing of the German Reichspost mint never hinged, Weimarer Re | Overprints of the Deutsche Reichspost | Weimar Republic 1919-1932 | Germany | Postage stamps | Stamps Sieger