102F(18). 1883. 10 ctvos castaño, bloque de dieciocho (sin dentar). FALSO POSTAL. MAGNIFICO Y RARISIMO, POSIBLEMENTE SE TRATE DEL MAYOR BLOQUE CONOCIDO. Cert. ECHENAGUSIA.
Automatically generated translation
102F(18). 1883. 10 cents chestnut, block of eighteen (unserrated). FALSE POSTCARD. MAGNIFICENT AND EXTREMELY RARE, IT IS POSSIBLY THE LARGEST KNOWN BLOCK. Certificate ECHENAGUSIA.