PROFESSOR CHALLENGER was in a bad humour, and when that was so his household were made aware of it. Neither were the effects of his wrath confined to those around him, for most of those terrible letters which appeared from time to time in the Press, flaying and scarifying some unhappy opponent, were thunderbolt flashes from an offended Jove who sat in sombre majesty in his study-throne on the heights of a Victoria flat. Servants would hardly dare to enter the room where, glooming and glowering, the maned and bearded head looked up from his papers as a lion from a bone. Only Enid could dare him at such a time, and even she felt occasionally that sinking of the heart which the bravest of tamers may experience as he unbars the gate of the cage. She was not safe from the acridity of his tongue, but at least she need not fear physical violence, which was well within the possibilities for others.

Sometimes these Berserk fits of the famous Professor arose from material causes. “Hepatic, sir, hepatic!” he would explain in extenuation after some aggravated assault. But on this particular occasion he had a very definite cause for discontent. It was Spiritualism!

He never seemed to get away from the accursed superstition—a thing which ran counter to the whole