This latest book in the Rainbow Series covers Finnish bomber aircraft deployed during World War Two. Camouflage and markings on the bombers obtained from USA, Netherland, Germany, UK and the USSR are described in unparalleled detail by the well-known Finnish author Kari Stenman.

Książka w j. angielskim Bulgaria was arguably the historically most underrated Axis ally that actually fought the Allies during World War II. It did face its fair share of warfare, owing to the combat activity of its fighter air force against the armada of US bombers and their fighter escorts in 1943 and 1944. Then, following an about-face in early September 1944, the Bulgarians fought their former ally, the Germans.