Speyer 1770-AS ducat Fr-3310
"BISTUM August von Limburg-Styrum, 1770-1797. Dukat 1770, Mannheim, auf seine Inthronisation. GOLD. RR Vorzüglich. (bishopric of Speyer, August of Limburg-Styrum, 1770-97, ducat of 1770, Mannheim mint, on his coronation. Rare, extremely fine.)"The issues of this bishopric are scanty and rare. The bishopric of Speyer was an enclave in the Palatinate and was annexed by Napoleon in 1801. After his fall, the town passed to Bavaria.
Recorded mintage: unknown but rare.
Specification: 3.5 g, .986 fine gold, .110 troy oz AGW, this specimen 3,47 g.
Catalog reference: Ehrend 7/41; Fr-3310; Haas 561, KM 70.
- Friedberg, Arthur L. and Ira S. Friedberg, Gold Coins of the World, From Ancient Times to the Present, 7th ed., Clifton, NJ: Coin and Currency Institute, 2003.
- Künker Münzauktionen und Goldhandel, Catalog 264, Gold coins | Russian Coins and Medals | German Coins after 1871, Osnabrück: Fritz Rudolf Künker GmbH & Co., AG, 2015.
- Michael, Thomas, Standard Catalog of World Coins, 1701-1800, 7th ed., Iola, WI: Krause Publications, 2016.