The mystery of the secret square
By: [by] Priscilla Hagon. Illustrated by Ray Abel.
Contributors: Abel, Ray, illus.
Publisher: World
Published: 1970
Place of publication: New York
Language: eng
Number of pages: 128
Subjects: Mystery and detective stories.
Description: Four children find that the quiet little square hidden away in the center of a New York City block is mysterious in many ways.