Tiptoeing to the door he listened again. A robin chirped sleepily to his mate. No other sound disturbed the silence of the night.

After that, sometimes inside, sometimes out among the bushes at the side of the house, the boy worked busily. At last, with a heavy sigh of satisfaction he murmured:

“There! Now let ’em come. The trap is set.”

After locking the door he hurried home and to bed, there to dream of diamonds and silver-fox skins, of a man with a long face who tossed white balls in the air by twos, threes and fours, of safes and gold nuggets, haunted houses and pictures with cut-out moons. Then morning came and it was another day.

On that day Jimmie received a glorious surprise; also, he and Tom Howe made one or two astonishing discoveries.

“Package for you there,” Scottie said as Jimmie looked into the photographer’s room for a cheery “Good morning!”

“For me?” Jimmie exclaimed.

“Came in care of my department, insured. Must be valuable,” said Scottie, “I signed for it.”

It was valuable, indeed. After removing the wrappings Jimmie found inside the latest, most elaborate and perfect camera yet made. “And a telescopic lens with a telescope for a sight!” he exclaimed. “What does it mean?”

A card attached to the camera answered this question. On this card he read: