Recommended for 4th graders

 

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1. The secret of the old mill

Book cover for "The secret of the old mill"
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Series:
Hardy Boys mystery stories volume 3.
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Cary Regional - Childrens Fiction
J DIXON
Middlecreek Community - Childrens Fiction
J DIXON
Oberlin Regional - Childrens Fiction has 2
J DIXON
Description:
Frank and Joe unravel two mysteries, one involving a counterfeiting case and the other concerned with a national security case their father is working on. A counterfeiting case leads Frank and Joe Hardy into an investigation of an old mill, constructed by the pioneers