AUSTRIA. Ferdinand I (1835-1848). GOLD Ducat (1848-E). Karlsburg. Obv: FERD I D G AVSTR IMP HVNG BOH R H N V. Laureate head right. Rev: REX LOMB ET VEN DALM GAL LOD ILL A A. Crowned imperial double eagle facing, with crown above and coat-of-arms on breast, and holding sword, sceptre and orb. KM 2262; Friedberg 481. Condition: Extremely fine, holed. Weight: 3.5 g. Diameter: 20 mm.