Keywords: Julius Bergter Gangreserve - Union Uhrenfabrik.jpg UNION Bergter Gangreserve Rückseite self-photographed 2007-11-21 GFP PD-user-w wikipedia de GFP Original upload log de wikipedia Jacopo Werther de wikipedia Bergter02 jpg 2008-03-24 15 48 GFP 1079×863× 421921 bytes <nowiki> Andere Versionen </nowiki> Union Glashütte Wristwatch movements |