This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Flag of Ottoman Greece.svg ValidSVG The GraecoOttoman civil ensign Used by ships of ethnic Greek owners registered in the Ottoman Empire See Flag of Greece Selfmade based on fotw net html FOTW Mysid GraecoOttoman civil ensign SVG flags historical of Greece Flags with three horizontal stripes one blue two red