Typographed on Cream Paper by the
Compañia Sudamerica de Billetes de Banco de Buenos Aires

Embossed on Right Back Flap
"CiA. SUD-AMERIC. DE BILLETES DE BANCO / BUENOS AIRES."

Master Die Proof in Black

ONLY KNOWN

Eight Impressions of 5c Rose, Four on Each Side 

ONLY KNOWN
Envelope Size: 150mm x 87mm

1899, NOVEMBER 22: BUENOS AIRES to FRANCE
Uprated with 8c adhesive for 12c single outbound rate
(1c overpaid). Received on front, December 17.
Envelope Size: 148mm x 120mm

1896, DECEMBER 25: BUENOS AIRES to GERMANY
With 7c in stamps. BOPPARD January 18, 1897 entry on verso.