OMG! I forgot about those machines. They were all over the place at Pensacola during the 60's and Bolling AFB in DC had one in the geedunk (or whatever the AF called them) in the mid 70's.They still had a beer vending machine last time I was in Wake and the Brit Club in Diego is great for people watching.
Think I mentioned it in another thread but they deserve to be here:
Best beer I have ever had: Olde Hansa in Tallinn, Estonia. http://www.oldehansa.ee/?lang=en