Dedicated to the boys and girls of America, the Gilbert Hall of Science is the greatest scientific exhibit of its kind in the world. Here you see a colossal scale model railroad system. Mighty trains fill the air with real smoke and realistic "choo-choo" sounds. Thrilling automatic loading equipment loads cars with logs, coal and metal. You see the Erector Mysterious Walking Giant...miraculous jumping rings and lightning-hurling Jacob's ladder...
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