Large Early 19th Century Swedish Folklore Birchwood Bowl. The bowl is very large and made from a single solid piece of birch burl. It has been painted inside and lacquered all around. It is in great vintage condition with minor wear and some minor marks. It´s marked to the base with makers signature GAT and something else that we can´t figure out what it says. The measurements are 39 cm long, 31 cm wide and 15 cm in height.