This archive collection details of letters and personal effects relating to Sgt. Mackenzie Barr who served with the RAF. Mackenzie’s plane was shot down while flying in a bombing raid over Germany and was declared as Missing in Action. The search for Mackenzie’s whereabouts by his father Ernest, a pharmacist on William Street, are painfully presented in a series of letters and medical reports. The tragic search for Mackenzie’s body ends at a grave site in Southern Germany.