Tom Swift and His Big Tunnel: The Hidden City of The Andes

Tom Swift and His Big Tunnel Mr. Job Titus of Titus Brothers Construction Company wants to purchase some of Tom's Giant Cannon powder to use in a tunnel construction project in Peru. Titus Bros. has contracted to drive a railroad tunnel through an Andes mountain peak and has hit a deposit of "hard, dense rock, like Obsidian." If the tunnel cannot be completed on time Blakeson & Grinder, a rival company, will get the contract and reap the reward, while the Titus Brothers will be ruined. Tom ...