"Berlin," replied the Englishman.

"Where are you bound?"

"Stettin."

"Your business?"

"Our business is purely private. Two of my companions are young American lads and the third is a Belgian gentleman. I am an Englishman. You will interfere with us at your peril."

"In times of war we interfere with whom we choose. A state of war exists in Germany, as you know."

"There is no state of war between your country and ours."

"Perhaps not, but I am not sure of it; there may be by this time. You have no passports, I take it?"

"We have not."

"Then I must ask you to leave your machine and come with me."