The unit histories of every squadron that took part in the battle, including the badge of the unit and details of the aircraft the squadron used.  
A  list of the officially accredited Battle of Britain units with their aircraft types, code letters, call signs and casualties.

On 9 November 1960, the Air Ministry published Air Ministry Order N850 which officially defined the qualifications for aircrew to be classified as having participated in the Battle of Britain. The AMO also defined the squadrons that were deemed to have fought in the battle under the control of RAF Fighter Command between 0001 hours on 10 July and 2359 hours on 31 October 1940; the official beginning and end of the battle.

A total of 71 squadrons and other units from Fighter Command, Coastal Command and the Fleet Air Arm are listed.

View now at  https://en.wikipedia.org/wiki/List_of_Battle_of_Britain_squadrons

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