Work in progress: improving the P-47 bubbletop templates 15th June 2017 Gaëtan MarieIllustrations, Republic P-47 Thunderbolt, World War II I’m currently improving my existing templates for early “bubbletop” P-47 Thunderbolts. A few details needed twitching: the location of the turbosupercharger exhaust doors, size of the bubbletop canopy, engine cowling details, etc.