Supermarine Spitfire MK1 Inner Cockpit Be the first to comment! Tonbridge Battle of Britain Museum Supermarine Spitfire MK1 Cockpit Known as “The Office” by some Battle of Britain pilots. Tweet Leave a comment Make sure you enter all the required information, indicated by an asterisk (*). HTML code is not allowed. Message * enter your message here... Name * Email * Website URL Enter the words you see below