Keywords: Civil Defence Service Flag.svg Flag of the Civil Defence Service first flown in 1943 Some possibly locally-manufactured variants exist in 2 1 ratio and lacking the lettering and crown Source Own work incorporating some public-domain images and based on an image at http //www crwflags com/fotw/flags/gb_cd html en wikipedia Zscout370 CommonsHelper 2010-11-09 Wally Wiglet wikipedia en Insignia Wally Wiglet 1935 establishments Flags with the Union Jack History of firefighting Military flags of the Civil Defence Service United Kingdom in the 20th century Civil Defence Service United Kingdom |