image is a derivative work of the following images: File:Royal_Hellenic_Air_Force_Ensign.svg licensed with PD-self 2009-05-08T13:11:18Z Peeperman 1200x800...
Force (1935-1970) Date 30 January 2009 Source Own work Author Peeperman Other versions Derivative works of this file: Hellenic civil air ensign.png...