will open the prison-door and find a ship for you to cross the sea in."
"This is all very well," said the Doctor. "But it isn't so easy to turn a black man white. You speak as though he were a dress to be redyed. It's not so simple. 'Shall the leopard change his spots, or the Ethiopian his skin,' you know?"
"I don't know anything about that," said Polynesia impatiently. "But you must turn this coon white. Think of a way—think hard. You've got plenty of medicines left in the bag. He'll do anything for you if you change his color. It is your only chance to get out of prison."
"Well, I suppose it might be possible," said the Doctor. "Let me see—," and he went over to his medicine-bag, murmuring something about "liberated chlorine on animal-pigment—perhaps zinc-ointment, as a temporary measure, spread thick—"
Well, that night Prince Bumpo came secretly to the Doctor in prison and said to him,
"White Man, I am an unhappy prince.
