00603cam a2200193 4500 361422128 TxAuBib 20020711120000.0 721115s1966||||||||||||||||||||||||eng|u TxAuBib Dixon, Franklin W. Mystery of the spiral bridge / by Franklin W. Dixon. New York : Grosset & Dunlap, 1966. 177 p. His Hardy boys mystery stories 20020711. Mystery and detective stories. His Hardy boys mystery stories.