China, Shandong Province, Li Cheng county, 10 tael sycee boat-shaped ingot, Guangxu, Qing Dynasty, 1875-1908, stamped "Li Cheng" and "Tong Der Silver Furnace" twice. 393 grams. Nicely formed sycee with test mark on bottom and Chinese-character stamps on top, including horizontal stamp "Li Cheng," the county of manufacture, and two vertical stamps "Tong Der Silver Furnace," the smelter, with iridescent toning in test mark and cavities along bottom. ($400-600)