Mystery of the hidden book;
Orton, Helen Fuller, 1872-1955.
Mystery of the hidden book; illustrated by Robert Doremus. - [1st ed.] - Philadelphia, Lippincott [1953] - 119 p. illus. 21 cm.
Four children tasked with searching Professor Barton's large house for a valuable book hidden in a secret room discover they are not the only ones sleuthing.
53007142
Mystery and detective stories.
PZ7.O779 / Mysk
Mystery of the hidden book; illustrated by Robert Doremus. - [1st ed.] - Philadelphia, Lippincott [1953] - 119 p. illus. 21 cm.
Four children tasked with searching Professor Barton's large house for a valuable book hidden in a secret room discover they are not the only ones sleuthing.
53007142
Mystery and detective stories.
PZ7.O779 / Mysk