NORDRHEIN-WESTFALEN. GELSENKIRCHEN. 4% Teilschuldverschreibung 1000 Mark. Serie B. green, brown. #27000. No 21906. Founded in 1873 as a consolidation of several coal mines around Gelsenkrichen. By 1907, the company had grown to become the biggest mining concern in Germany. Under influence of August Thyssen and Hugo Stinnes, the company became a vertically integrated mining concern. Re-established after WWII. Taken over by VEBA in 1969.Colourful piece with decorative border.