A quartet of Hawker Hurricanes at Biggin Hill, part of the 75 Anniversary of the Battle of Britain  Hardest Day

A quartet of Hawker Hurricanes at Biggin Hill, part of the 75 Anniversary of the Battle of Britain Hardest Day

A quartet of Hawker Hurricanes at Biggin Hill, part of the 75 Anniversary of the Battle of Britain  Hardest Day

A quartet of Hawker Hurricanes at Biggin Hill, part of the 75 Anniversary of the Battle of Britain Hardest Day