On this day 22 June 1917
Published: 22 Jun 2013
Observers like pilots had been wearing the eagle badge above the rank rings, but on 22 June 1917 Observers were ordered to wear the winged O. The formalisation of the Observer Branch continued and in the London Gazette of January 8th 1918 there was an Order in Council making provision for the pay and emoluments of the Observer Branch of the Royal Naval Air Service.