Ron van Maanen
On stocks and launched at the Nederlandse Stoomboot Maatschappij Fijenoord, Netherlands. Belonged to the Department of Colonies, paid with colonial finances but manned by the Dutch Royal Navy. Commissioned 1 February 1852, decommissioned 24 December 1870 and stricken 1872. Built of iron and fitted out with 2 funnels. Dimensions 51,36 (between perpendiculars) x 9,45 x1,9m, armed with 8 guns, 80 hp and a displacement of 425 tons. Captured August 1859 after a fight of 4 hours a so-called kota-mara (a wood-built floating battery) on the Kahayan-river (Borneo, Indonesia).