1930年香港上海汇丰银行50元样钞(俗称踩飞轮),编号B000000, PMG, 罕见的样钞。The HongKong and Shanghai Banking Corporation, $50, specimen, 1.10.1930, serial number B000000, green on multicoloured underprint, Communication at left, arms top centre, value at centre and each corner, manuscript signatures at lower right, SPECIMEN overprinted in red diagonally, reverse green, bank building at centre, angel above, serial number at four corners,(Pick 175s), PMG 66EPQ Gem Uncirculated. A rare note in specimen form