Hermann Gerngross

 producer/manufacturer

Hermann Gerngross 
Mannheim,  Baden. (Now Baden - Württemberg) 
Fabrik von Conservegefässen in Glass Porzellan und Steingut, und Bierkrüge / Manufacture of conserving containers in glass, porcelain and earthenware, and beer steins. 
Kaufmann / Merchant?
Known dates: Born: 6/4/1854 in Fürth - Died 6/4/1908, Buried Hauptfriedhof Mannheim. Married 6/6/1888 in Frankfurt-am-Main to Therese Schilling (b.1863 - d.1926)
Reference: Find a grave