The image is a photograph of a Messerschmitt Bf 109E aircraft, which was used by the German Air Force during World War II. The photograph is taken from the top left corner of the cover, with the logo of Wingleader Photo Archive Number 2 on the top right corner. 

The photograph shows the aircraft in full flight, with its distinctive yellow and black paint job and the number 9 on the side. The aircraft is painted in the colors of the German flag, with a red cross on the fuselage and a white swastika on the tail. Below the photograph, there are four smaller photographs of the aircraft, each showing a different scene from the battle.

At the bottom of the image, there is text that reads "MESSERSCHMITT BF 109E - Units in the Battle of Britain Part One - J62, J63, J66, J67, J68, J69, J70, J71, J72, J73, J74, J75, J76, J77, J78, J79, J80, J81, J82, J83, J84, J85, J86, J87, J88, J89, J90, J91, J92, J93, J94, J95, J96, J97, J98, J99, J100, J102, J103, J104, J105, J106, J107, J108, J109, J110, J112, J113, J114, J115, J116, J117, J118, J129, J130, J131, J132, J133, J134, J135, J136, J137, J138, J139, J140, J150, J170, J175, J176, J186, J187, J188, J189, J190, J191, J200, J220, J230, J225, J250, J260, J270, J300, J350, J380, J400, J450, J500, J550, J600, J650, J700, J750, J800, J900, J1000, J1100, J1200, J1500, J1600, J1800, J1900, J2000, J2200, J2500, J3000, J4000, J5000, J6000, J8000, J10000, J1, J2