- Joined
- Oct 26, 2004
- Messages
- 25,981
- Reaction score
- 28,569
- Golden Thread
- 0
- Detector(s) used
- Minelab Explorer
- Primary Interest:
- Shipwrecks
- #1
Thread Owner
How Benjamin Franklin Helped Foil Early American Money Counterfeiters
Scientists identified specific pigments, minerals and fibers used in the bills.







