TY  - BOOK
AU  - Warner,Gertrude Chandler
AU  - Cunningham,David
TI  - Tree house mystery /Gertrude Chandler Warner ; illustrations, David Cunningham
AV  - PZ7 .T744 1991
PY  - 1991///
CY  - New York
PB  - Scholastic
KW  - Detective and mystery stories
N1  - Originally published: Chicago : A. Whitman, c1969; 2
N2  - Six children help solve the mystery of a missing spyglass that has kept two brothers feuding for years
ER  -