Why paint pin up art on the airplane, when you could just shellac some photos on?

https://www.flickr.com/photos/133697406@N05/18433153450/in/album-72157653863229408/

https://www.flickr.com/photos/133697406@N05/18623016181/in/album-72157653863229408/

341st Bomb Group, 491st Bomb Squadron at Yangkai air base in China