Flag of the former European Coal and Steel Community, 9 star version used from 1973 to 1981.
Flag_of_the_European_Coal_and_Steel_Community_12_Star_Version.svg
Flag_of_the_European_Coal_and_Steel_Community_12_Star_Version.svg: SVGised by Holek (talk · contribs)
derivative work: Ssolbergj (talk)