A SOUTH AMERICAN BRASS CANNON with tapering tubular barrel, the plain muzzle mortised for a fore-sight (missing), cylindrical trunnions, one stamped 'Cobre De Otinto' and the other 'Po 126', and cascabel pierced for attaching elevating gear, engraved on the breech with the coat-of-arms of Argentina (?) and the inscription 'El Pueblo Co...tino Al Presidt Urquiza', circa 1853-60; and a carronade of cast iron with tapering three-stage barrel of characteristic form, the stages separated by mouldings, plain trunnions and casabel (rusted overall), 19th Century