no

Yellow coneflower

Salah

Flag of Hanover, Lower Saxony

Salah

Flag of the city of Göttingen

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Waving flag of Gelsenkirchen

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Flag of the city of Essen

Salah

Flag of the city of Duisburg

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Flag of the city of Dortmund

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Flag of the city of Köln / Cologne

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Flag of the city of Aachen in North Rhine-Westphalia

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Flag of Düsseldorf

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Grunge Radioactivity symbol

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Pressure measurement display

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