Specimen Bank Note: National Bank of Argentina specimen 1 Peso, dated 1888, issued by El Banco Nacional, two signatures, serial number 001, no overprints visible, one cancellation hole, perforated 'SPECIMEN', tiny perforations evident to left hand side around the portrait, also evidence of several small creases across the portrait suggesting use of a paper clip, there is a hand written number in red ink to top right margin of reverse, which is also visible to the face side, also one or two grubby marks to face and back