I don't know about you, but the fact that these relatively tame illustrations from 1940s "girlie" magazines passed for racy in the 1940s for men returning home from World War II tells me as much as anything how much we've fallen as a culture. Here's one from Alberto Vargas:
Now, Edward Runci:
Finally, here's one from Earl Moran:
They're actually quite beautiful, I think. But, man.... what a different world we live in.