A spot of red spread on Roger's cheekbones. In spite of his apparent demureness he had a pugnacious spirit and a quick fist.
"By the bones of Charles Lamb!" he said. "Young man, your manners need mending. If you're looking for display advertising, I'll give you one on each eye."
Aubrey had expected to find a cringing culprit, and this back talk infuriated him beyond control.
"You damned little bolshevik," he said, "if you were my size I'd give you a hiding. You tell me what you and your pro-German pals are up to or I'll put the police on you!"
Roger stiffened. His beard bristled, and his blue eyes glittered.
"You impudent dog," he said quietly, "you come round the corner where these people can't see us and I'll give you some private tutoring."
He led the way round the corner of the alley. In this narrow channel, between blank walls, they confronted each other.
"In the name of Gutenberg," said Roger, calling upon his patron saint, "explain yourself or I'll hit you."
"Who's he?" sneered Aubrey. "Another one of your Huns?"
That instant he received a smart blow on the chin, which would have been much harder but
