This is what Tumblr considers to be pr0n. These posts were flagged back in December, when Tumblr started removing pr0n. None of them were removed, though. But this one was:
So most of the sexty stuff got away with it. Another win for text-mode!
LetraTime, a German magazine from 1975. This cover won ITC’s first Upper and Lower Case International Typographics Competition.
More info. h/t: Tim Koch