00871cam a2200241 4500 73062799 TxAuBib 20110101120000.0 730914s1973||||||||||||||||||||||||eng|u 72090825 9780448089522 0448089521 TxAuBib Dixon, Franklin W. The Shattered Helmet / by Franklin W. Dixon. New York : Grosset & Dunlap, [1973] 180 p. : illus ; 19 cm. His Hardy boys mystery stories The Hardy brothers' visiting Greek pen pal enlists their help in searching for a priceless ancient Greek helmet loaned to and lost by a Hollywood movie company years before. 20110101. Mystery and detective stories. His Hardy boys mystery stories.