Since 1961 Potsdam Museum; previously: 1945-1960 Walter Neuling, Salzwedel, and Otto Neuling, Borkheide; previously: unknown; previously: Royal Prussian Ministry of Agriculture, and domains. Forestry [Stamp]
Published since
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Provenienzforschung, Hausarchiv, Bibliothek Potsdam-Museum - Forum für Kunst und Geschichte
Am Alten Markt 9
14467 Potsdam
Germany