black powder signal cannon View cart “Early American butter churn” has been added to your cart.$995.00Early 20th century black powder signal cannon. 14” long and 8” high black powder signal cannon quantity Add to cart Add to Wishlist Categories: Accessories, AmericanaRelated products Tiffany favrile glass signed vase $2,350.00 Add to cart Early American butter churn $250.00 Add to cart Marble and Bronze Tazza $1,850.00 Add to cart Period mirror with reverse ships painting $225.00 Add to cart