01186cam a2200337 4500 4269855 TxAuBib 19730101120000.0 140510s1969||||||||||||||||||||||||eng|u 9780807580868 0807580864 TxAuBib Warner, Gertrude Chandler, 1890-1979. Tree house mystery / Illus.: David Cunningham. Chicago : A. Whitman, [1969] 127 p. : illus ; 22 cm. Boxcar Children, The ; 14 Six children help solve the mystery of a missing spyglass that has kept two brothers feuding for years. 19730101. Boxcar children (Fictitious characters) Juvenile fiction. Orphans. Orphans. Fiction. Family. Brothers and sisters Fiction. Mystery and detective stories. Detective and mystery stories. Warner, Gertrude Chandler. Cunningham, David, 1938- The Boxcar Children ; 14.