This was a fun rabbit hole to fall into... http://www.lonesentry.com/blog/bendix-chin-turret.html http://www.lonesentry.com/blog/bendix-chin-turret.html http:

This was a fun rabbit hole to fall into... http://www.lonesentry.com/blog/bendix-chin-turret.html http://www.lonesentry.com/blog/bendix-chin-turret.html http://ships.bouwman.com/B17/Chin.html http://ships.bouwman.com/B17/Chin.html http://www.b17queenofthesky.com/bombardier.htm http://www.b17queenofthesky.com/bombardier.htm