In a search for the missing Willard Grafton, Frank Hardy and younger brother Joe, encounter a gang of criminals intent on defrauding the US government, and are lead across California and even into Mexico.
In a search for the missing Willard Grafton, Frank Hardy and younger brother Joe, encounter a gang of criminals intent on defrauding the US government, and are lead across California and even into Mexico.
Paperback
(HarperCollins Publishers, June 12, 1986)
The Hardy boys travel to Mexico to solve the mystery of a missing plane and its passengers. Their only clues are giant desert drawings made by Native Americans hundreds of years ago.
OUR COPY HAS SAME COVER AS STOCK PHOTO SHOWN. MINOR SCUFFING, DINGS & EDGE WEAR ON COVERS & SPINE. CLEAN PAGES WITH NO MARKING OR WRITING NOTED IN BOOK.