It was known by several names - officially the Thunderbolt, but it was also called the Jug, 'Bolt, T-Bolt, Juggernaut, and other names by the Germans that can't be mentioned. The P-47 was the biggest, most heavily armed, and one of the fastest single engine fighters developed during World War II. Indeed, several P-47 experimental aircraft topped 507 mph, and several pilots claim to have flown the big fighter into transonic speed ranges. More than 100 photographs, line drawings and color profiles.