清代咸丰时期户部乾丰官银号壹千文,加盖勑贰,编号939,PCGS Banknoet 20,有细孔,罕见版别。Qing Empire, Tian Zhen Bank, China, 1000 cash / 1 tiao, Qianfeng branch of the Ministry of Revenue, serial number 939, overprint "Chi Er" at left,(Pick unlisted), PCGS Banknote 20 Very Fine (Small Holes), scarce early private bank note