In order to make Izaak Walton's sport complete, there must be an angler, a fish, and some bait. All three existed on Arz but there was a question as to which was which.
In the Hyborian age, the major events of Howard's pseudohistorical prehistory, both period before and after the time of the Conan stories. In describing the cataclysmic end of the Thurian Age, the period described in his Kull stories, Howard links both sequences of stories into one shared universe.
"Well, Corporal Westerburg," Doctor Henry Harris said gently, "just why do you think you're a plant?" As he spoke, Harris glanced down again at the card on his desk. It was from the Base Commander himself, made out in Cox's heavy scrawl: Doc, this is the lad I told you about. Talk to him and try to find out how he got this delusion. He's from the new Garrison, the new check-station on Asteroid Y-3, and we don't want anything to go wrong there. Especially a silly damn thing like this!