Arms and Armour
Kotta mara is a type of floating battery or fortified raft from Borneo. It is used by native Bornean (Banjarese and Dayak) in warfare, its usage rose prominently during the Banjarmasin war (1859–1906). Kotta mara is used in riverine warfare, as an armed vessel or simply a blockhouse or fortification to prevent enemy advance in the river.
Bombing of Braunschweig.
Barbette.
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