birdcage

Hello, I have a doubt regarding F4U BuNo 17472... F4U-1 "Birdcage" or F4U-1A ?????? :shock: On Joe Baugher website the serie 17456 => 18121 are F4U-1A Corsair, therefore, BuNo 17472 is a F4U-1A. But we often see a F4U-1 "Birdcage" Corsair BuNo 17590 "white 590" flown by A. R. Conant from...