1954-57年国家经济建设公债样票一组41枚,有黄,均AU(41)。National Economic Construction Loan, specimen sets of 1954, 1955, 1956 and 1957, varies denominations from 1 yuan to 1 million, 1955 to 1957 are uniface front and back, some foxing or stains, generally about uncirculated.(41 pieces in total)