1878 First issue 5c. green, vertical BLOCK OF SIX from the 3rd printing, mint never hinged except a small hinge mark at top, fresh and very fine. A superb multiple. ÷ 1878 5c. verde azul, bloque de seis, TERCERA IMPRESIÓN, magnifico. (Image)

1888, 5 C. blue/black (2) tied "AGENCIA POSTAL NACIONAL PANAMA 16 ENE 1888" to cover to New York with Jan. 24 arrival on reverse. The earliest recorded usage of this stamp on cover. Cover some toning./ La mas antigua conocida circulada con 5 C. (Image)