Papal States 1669 testone
This type was minted in 1669 as a sede vacante issue after the death of Clement IX. The testone was thirty baiocchi, while the piastra, the Italian equivalent of the German thaler, was 105 baiocchi (3½ testone).
Recorded mintage: unknown.
Specification: 9.59 g, silver, .917 fine.
Catalog reference: KM-318, Ber-1989.
- Berman, Allen G., Papal Coins, South Salem, NY: Attic Books, 1991.
- Cuhaj, George S., and Thomas Michael, Standard Catalog of World Coins, 1601-1700, 6th ed., Iola, WI: Krause Publications, 2014.