SET OF FIVE COINS in green patina copper, comprising three knives and two shovels, decorated with archaic script in the style of the Combating Kingdoms and Han. China, Song dynasty (960-1281) or later. A SET OF FIVE COPPER CHANGES, CHINA, SONG DYNASTY OR LATER. DIM. 5.5 TO 18 CM (2 3/16 IN. TO 7 1/16 IN.)