Vane was not ready with an answer to that question, and he set himself to think it out, just as they encountered the gipsy vans again, and the two lads driving the lame pony, at the sight of which the doctor frowned, and muttered something about the police, while the lads favoured Vane with a peculiar look.


Chapter Nine.

How to Heat the Greenhouse.

“Vane, my boy, you are like my old friend Deering,” said the doctor one morning.

“Am I, uncle?” said the lad. “I’ll have a good look at him if ever I see him.”

The doctor laughed.

“I mean he is one of those men who are always trying to invent something fresh; he is a perfect boon to the patent agents.”

Vane looked puzzled.