Specimen Bank Note: El Salvador Specimen 1 Colon, dated 1964, issued by El Banco Central De Reserva De El Salvador, three signatures, serial number 000 000, two red MUESTRA SIN VALOR overprints to face and back, three cancellation holes, some slight overall discolouration evident, along with a random spattering of red and blue ink dots, there is a handwritten number to top left of back in red ink, and some very faint handwritten script in pencil to top right of back, there is evidence of a small fold to bottom left corner, with very slight rounding to all corners