Published to accompanying the exhibition at the RuhrMuseum of 127 black and white photographs. In the autumn of 1928, the journalist, novelist, filmmaker and photographer Heinrich Hauser (1901-1955) was commissioned by S. Fischer Verlag to photograph "a material image of the Ruhr area to raise their own shots, " as the preface to his 1930 book, Schwarzes Revier, reported. In addition to a fullness of images of a bygone era of the industrial Ruhr region in the style of New Vision of the 20s were impressive descriptions of the landscape, the industry and the living conditions of miners and furnace workers, the tie in their density and language, for today.