Mass submissions for the establishment and conservation of nature reserves (in the Lüneburger Heide and other places) Add to clipboard Geheimes Staatsarchiv Preußischer Kulturbesitz, I. HA Rep. 87, B Nr. 3150 File 1921 - 1922 Part of Secret State Archive of Prussian Cultural Heritage (Archivtektonik) In: Ministry of Agriculture, Domains and Forests (stock)