WWII Aviation Industry Part 4

This article has been more of a whopper after having had a look at French and British wartime industries (click here for France or Britain ). I posted a flowchart of US aircraft manufacturers at the end of this article. I could barely fit everything on an 11x17 sheet, and I’m assuming I’m still missing some minor builders. I did not expand into engine or rocket manufacturers, so there’s no SpaceX…