RAF Castle Camps - Credit: Wikimedia Commons
RAF Castle Camps was listed as being in Cambridgeshire as it is close to its namesake Cambridgeshire village. It is very near the Suffolk border and the airfield straddled the Essex and Cambridgeshire county border. Construction of the station was started in September 1939. It opened as a satellite of RAF Debden in June 1940 and became a satellite of RAF North Weald in July 1943. Read more on Wikipedia
Source: en.wikipedia.org