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John Stein 2011: Coke oven locomotive at Hassel Kokerie, Gelsenkirchen, Ruhr, 1987. Built by Schalke/AEG in 1952?
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John Stein 2011: Hassel coke ovens, Gelsenkirchen, Ruhr 1987
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John Stein 2011: Hassel Coke Ovens, Gelsenkirchen. 1987
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John Stein 2011: Hassel Coke Ovens, Gelsenkirchen, Ruhr, Germany
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John Stein 2011: Hassel Coke Ovens, Gelsenkirchen, Ruhr, 1987.