1836, Netherlands East Indies, Sumatra (Island). Copper Pattern “Swan” Duit CoinMint Year: 1836Reference: KM-Pn8.Denomination: “Swan” DuitWeight: ca. 3gmMaterial: CopperDiameter: 21mm The Dutch East India Company (Vereenigde Oost-Indische Compagnie or VOC in Dutch, literally “United East Indian Company”) was a trading company, which was established in 1602, when the States-General of ...