Lithographed  by the Compañia Sudamerica de Billetes de Banco de Buenos Aires
On Cream Paper in 115mm x 280mm size

1/2c Red Brown Unissued Color
a
a

1901, MAY 18: BUENOS AIRES to CAIRO, EGYPT
1/2c Orange red wrapper uprated to 3c outbound circular rate.
Endorsed "P. vpor, Centro America, via Genova".

1c Green and 2c Brown Unissued Colors