Group of French soldiers marching through Dusseldorf during the French occupation of the Ruhr.1920-1929
panoramic view of historical industrial buildings and winding towers under a blue sky with white clouds,dortmund,germany - 魯爾區 個照片及圖片檔白天, 德國, 香港聯合國教科文組織協會世界遺產
Germany North Rhine-Westphalia Duisburg - Skinheads from the Ruhr Area come together at the central station. These young and drunk Skins get arrested...光頭黨, 德國, 少年男女
scenic riverfront cityscape at sunset with parks and modern buildings in frankfurt, germany - 魯爾區 個照片及圖片檔法蘭克福, 技術, 名勝古蹟
Belgian troops on guard at a Rhine River bridgehead in the Ruhr District where the Germans are now fighting the communists in the neutral zone, Ruhr,...1920-1929
Mulheim, Germany: Photo shows the iron and steel furnace of the Hugo Stinnes Works at Mulheim in the Ruhr Valley of Germany. Ca. 1931.工業煙囪, 德國, 工廠
mature businessman standing on a disused mine tip at sunset looking at view - 魯爾區 個照片及圖片檔側影, 男人, 背面拍攝
Coal mine: Gallery in a coal mine in the Ruhr Basin. Germany. Photography. Around 1880. [Kohlenbergwerk: Stollen in einem Kohlenbergwerk des...煤礦, 德國, 煤礦工人
View inside the Krupp Metal Works, known for its steel manufacturing and armament production, in Essen, Germany, 1861.