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Tavla med mässingsbokstäver på röd sammet: "Gustaf de Laval Doktor of Philosophy, Engineer, Stockholm, Sweden. Inventor of The Steam Turbine. Member of The Royal Academy of Science. Member of the Royal Agricultural Academy".
Photo: Häll, Peter / Tekniska museet
Tavla med mässingsbokstäver på röd sammet: "Gustaf de Laval Doktor of Philosophy, Engineer, Stockholm, Sweden. Inventor of The Steam Turbine. Member of The Royal Academy of Science. Member of the Royal Agricultural Academy".
Photo: Okänd / Tekniska museet
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