El Banco de Londres Mexico y Sud America, Specimen 50-Pesos, 18--, serie C, serial no. 20001 - 25000, brown and black, B Juarez at left, child at right, arms top centre, rev. brown, building at centre (PS.228 for similar), 'Oct 11.88' in pencil in top margin, perforated SPECIMEN B W & CO LONDON, good extremely fine, rare

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El Banco de Londres Mexico y Sud America, Specimen 50-Pesos, 18--, serie C, serial no. 20001 - 25000, brown and black, B Juarez at left, child at right, arms top centre, rev. brown, building at centre (PS.228 for similar), 'Oct 11.88' in pencil in top margin, perforated SPECIMEN B W & CO LONDON, good extremely fine, rare