12 Pdr Gunnade (Carronade with Trunnions), circa mid to late 19th century 4.6' Cal, nominal 12 pdr; barrel weight 450 kgs, total weight 600 kgs; 1.2 mts length; cupped muzzle as were the guns from the Carron iron foundry; entire surface pitted but stabilised. Reproduction, hardwood carriage; cast iron wheels; set up as a garrison gun. 1 of 5 cannons excavated in Nauru and shipped to Australia in 1993. No visible markings and possibly of Dutch, American or English origin.