Spink, Auction 22174, Los 1021 Buenos Ayres, Argentina, a group of watermark paper of 1, 10, 20 and 100 pesos, ND all with "BUENOS AYRES" and denomination, 1 peso with 10 designs, 10 pesos with 8 designs, 20 pesos with 6 designs, 100 pesos with 6 designs,, 10 pesos with SPECIMEN perforations, all with handling at margins, generally extremely fine (4 sheets).