The clerk stared for some seconds as if at a demon and vanished.

“What authority have you for what you say?” asked Lord Pooley abruptly. “Whom did you consult?”

“I consulted a bandstand,” said Father Brown, scratching his head. “But, no, I’m wrong; I consulted a book, too. I picked it up on a bookstall in London—very cheap, too.”

He had taken out of his pocket a small, stout, leather-bound volume, and Flambeau, looking over his shoulder, could see that it was some book of old travels, and had a leaf turned down for reference.

“‘The only form in which Voodoo—‘” began Father Brown, reading aloud.

“In which what?” inquired his lordship.

“‘In which Voodoo,’” repeated the reader, almost with relish, “‘is widely organized outside Jamaica itself is in the form known as the Monkey, or the God of the Gongs, which is powerful in many parts of the two American continents, especially among half-breeds, many of whom look exactly like white men. It differs from most other forms of devil-worship and human sacrifice in the fact that the blood is not shed formally on the altar, but by a sort of assassination among the crowd. The gongs beat with a deafening din as the doors of the shrine open and the monkey-god is revealed; almost the whole congregation rivet ecstatic eyes on him. But after—‘”

The door of the room was flung open, and the fashionable negro stood framed in it, his eyeballs rolling, his silk hat still insolently tilted on his head. “Huh!” he cried, showing his apish teeth. “What this? Huh! Huh! You steal a coloured gentleman’s prize—prize his already—yo’ think yo’ jes’ save that white ‘Talian trash—”

“The matter is only deferred,” said the nobleman quietly. “I will be with you to explain in a minute or two.”

“Who you to—” shouted Nigger Ned, beginning to storm.