00545cam a2200193 4500 243227158 TxAuBib 20020816120000.0 000724s1959||||||||||||||||||||||||eng|u 9780448195025 044819502X TxAuBib Keene, Carolyn. The Hidden Staircase [BOOK]. New York, NY : Grosset & Dunlap, Inc, 1959. 182p. Nancy Drew Mystery. 20000724.