[The Hardy Boys 03] • the Secret of the Old Mill
![[The Hardy Boys 03] • the Secret of the Old Mill](/cover/FVlLvTa73CMQ_KtZ/big/[The%20Hardy%20Boys%2003]%20%e2%80%a2%20the%20Secret%20of%20the%20Old%20Mill.jpg)
- Authors
- Dixon, Franklin W.
- Publisher
- Grosset & Dunlap
- Tags
- social science , national security , children's stories , hardy boys (fictitious characters) , young adult , detective and mystery stories , brothers , sabotage , mysteries & detective stories , boys & men , mystery and detective stories , political freedom & security , criminology , political science , mystery , counterfeits and counterfeiting , juvenile fiction , childrens , international security
- ISBN
- 9780448089034
- Date
- 1927-06-01T00:00:00+00:00
- Size
- 0.17 MB
- Lang
- en
Determined to learn the secret of the old mill, Frank and joe employ a clever ruse to gain entrance and become trapped. There they unravel two mysteries, one involving a counterfeiting case and the other, a national security case their father is working on.