Two models of artillery, "pontoon" work. Finely worked bone and copper. - Bronze barrel with spoke wheels and extension. L: 24 cm - Ammunition box with spoke wheels and extension. L: 24 cm. With accessories including a swab. Presented on a velvet-covered wooden base. 30 x 28 cm. A.B.E. 19th century (Minor accidents). Provenance : Napoleonic sale of the liner France, 23/04/1969.