Local newspapers have reported an accident involving the Pitts XII aircraft based at White Waltham on Thursday afternoon.
From Maidenhead Advertiser:-
A plane has flat-landed at White Waltham airfield in Maidenhead this afternoon.
Emergency services were called to the scene shortly after 1pm where a yellow plane is thought to have made a heavy landing.
A male pilot in his thirties was been airlifted to John Radcliffe Hospital in Oxford with injuries.