Chinese Copper Alloy Enameled Tray, Zhen Nan, by Guji, ca. Republic Period7/8" x 8" x 5-3/4" Rectangular copper alloy brass tray with lobed corners, carved and enameled in blue, depicting three horsemen amid peach tree and blooming bushes. Marked with carved characters: Zhen Nan (place), Wan Bao Zhai (manufacturer), Guji (artist) on the bottom.