The House of Essen History / City Archives is the central documentation centrr, which also serves as a research unit and information center for Essen's city history. The Haus der Essenergeschichte archives archives of the committees and offices of the city of Essen, Germany as well as archive material from numerous other bodies, such as companies, associations, individuals, trade unions and parties with regard to food.

More information on the German Wikipedia page [1].

The website, in German, is [2].