The sinister signpost
By: by Franklin W. Dixon.
Series: His Hardy boys mystery stories
Publisher: Grosset & Dunlap
Published: 1936
Place of publication: New York
Language: eng
Number of pages: 215
Subjects: Detective and mystery stories -- Juvenile fiction
Genres: Juvenile fiction.
Description: The Hardy boys and their father solve a mystery involving inexplicable crashes of highspeed race cars being used to test an experimental turbine motor.
Notes: j-135,694