Duplone Publique Deposited
A gold coin of a number of the cantons of Switzerland and adopted by the Helvetian Republic in 1800. It represented in value a double Ducat or sixteen Francs, some of the issues reading 16 SCHWEIZER FRANKEN. Quadruples and quintuples were occasionally struck.
- Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)