Models Our craftsmen have constructed 1:15 scale models of many of the cannon found in Oman. These act as prototypes for the replica carriages and for a series of models for retail sale. 1:15 scale model of Iberian cannon1:15 scale model of Iberian cannon 1:15 scale model of Iberian cannon1:15 scale model of Iberian cannon 1:15 scale British naval cannon1:15 scale British naval cannon 1:15 scale British naval cannon1:15 scale British naval cannon