...saw this over on the Matrixgames forums. Some very cool photos I'd never seen before.
http://www.alternatewars.com/Bomb_Loading/Bomb_Guide.htm
This site, alternatewars.com also has a bunch of great scanned information about airplanes...located here: http://www.alternatewars.com/SAC/SAC.htm
Some great pics there. Thanks for the links, gents.