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Compañia Sudamerica de Billetes de Banco de Buenos Aires On Cream Cartolina White on the Inside Size: 141mm x 86mm |
Color Proofs: Unissued 4c Olive Green RARE |
4c Orange Red Issued Color Completely Imperforate a a |
 
5c Unadopted Essays: Imperfoate Slate Blue and Perforate Brown BOTH VERY RARE |
Unadopted 5c Small Liberty Head Design Essay Flat Printed ONLY KNOWN |
1902, APRIL 12: BUENOS AIRES to LONDON 4c Orange red letter card uprated to 6c. Taxed 3d upon arrival LONDON, MAY 7. a |
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