Description
Rear of cover has three cachets – 1- RAF Post Office 7-3-1975 Oakington, 2-RAF Post Office Finningley, 3- Royal Air Force Hendon Museum 10-3-75
Rear of cover has three cachets – 1- RAF Post Office 7-3-1975 Oakington, 2-RAF Post Office Finningley, 3- Royal Air Force Hendon Museum 10-3-75