... and the adventure's content must be almost entirely based on the wandering prostitute table, the disease rules and the potion miscibility table. And, of course, the PCs need to be name level with henchmen and hirelings (and strongholds).
Sadly, my own set of the OD&D Books, which I finally acquired in the past year, have only the box I've provided for them. A black one, with silver lettering, but not the original.
Still, I have all the original books and supplements (including Chainmail) at last, so I'm happy.
Piratecat, you need to run more AD&D games in celebration! (I haven't yet used my own set of the new books to run a game, though my AD&D game is continuing).