Originally Posted By: skeettx





This gun was proofed in Liege in 1927. You may be interested to know that GECO is the abbreviation of Gustav Genschow & Co. founded 1912, former manufacturer of pistol and revolver cartridges.

I believe this Berlin firm was put out of business by the Nazis. Today, they are a subsidiary.
http://www.genschow.com/English/Firma_e/firma_e.htm

Pete