{"product_id":"vintage-cast-iron-signal-cannon-model-on-wooden-carriage-barrel-stamped-j-o-1749-20260709","title":"Lot 056 - Vintage Cast Iron Signal Cannon Model on Wooden Carriage, Barrel Stamped \"J O 1749\", 9-3\/4\" L","description":"Vintage cast iron signal cannon model mounted on a wooden stepped carriage with four iron wheels. The barrel is secured to the carriage by iron straps and bolts and features trunnions at the breech. The barrel is stamped \"J O 1749.\" The barrel shows surface rust throughout, and the wooden carriage shows weathering and wear. This cannon has not been tested and no guarantees are made as to functionality.","brand":"Granite Union Auction Company","offers":[{"title":"Default Title","offer_id":52910892515617,"sku":"20260709-LOT056","price":999999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0073\/9101\/9067\/files\/qa-lot056-mqy5npbimu_17f93ab5-f3b4-4b0e-9816-0eed3d6179a8.jpg?v=1782713668","url":"https:\/\/graniteunionauction.com\/products\/vintage-cast-iron-signal-cannon-model-on-wooden-carriage-barrel-stamped-j-o-1749-20260709","provider":"Granite Union Auction Company","version":"1.0","type":"link"}