云南省拥护共和纪念库平三钱六分,唐继尧像,圈旗版,PCGS AU Detail有清洗,#42793393,带彩调包浆,少见。Yunnan Province, silver 50 cents, no date (1917), three quarter profile of Tang Ji Yao,(LM-863), PCGS AU Detail (Cleaned) #42793393. Nicely toned with blue and rainbow toning in parts. A scarcer type