"She may look clean, but 'Good Time' girls spread syphilis and gonorrhea. You can't beat the Axis if you get VD!"
[ Neat sidebar to this one -- i was up in the office of one of the Grants Officers at work today (I'm a contractor at the Procurement & Grants Office of the CDC), and he's got a bunch of these up on his wall in frames, including that last one you mentioned. Probly pretty valuable i'd guess... but very cool regardless. -k]
Public Health Posters at the National Library of Medicine