Visit to Botrop-Welheim hydrogenation plant
Botrop-Welheim hydrogenation plant
1945
29 S.
gr. 8°
Ill., graph. Darst.
CIOS Target No. 30/4.11
Digital preservation by Technische Informationsbibliothek (TIB) / Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek
Digital copy by Technische Informationsbibliothek (TIB) / Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek
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