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 his famous scientific laboratory. Between adventures (and sometimes in the middle of one), Rick is liable to invent some kind of Rube Goldberg gadget or other which plays a vital part in the solution of the mystery.

You'll like Scotty, too. He's a good guy to have around in a jam, and he packs an uppercut like the kick of a mule!

In the first book, THE ROCKET'S SHADOW, the adventure takes place right on Spindrift Island. In it Rick and Scotty prevent a treacherous gang from wrecking one of Mr. Brant's projects—a rocket that goes to the moon.