GJ.1, 1856 Un Real M.C., type 1, with attractive pen cancel, huge margins, very fine quality! (Image)

GJ.2, 1860 provisional with goose quill stroke through the value and used as 3c., type 3, huge margins, pen cancelled, excellent quality. Signed by Alberto Solari (Image)

GJ.4, 1864 yellow-green, type 7, mint, large margins, excellent! (Image)

GJ.4, 1864 yellow-green, type 2, franking a cover sent from Goya to San Joaquín del Ibicuy, with typical pen cancel of origin, excellent quality, signed by Alberto Solari (Image)

GJ.6, 1867 yellow, pair of type 1 and 2, franking a folded cover sent to Mercedes, with very attractive pen cancel, very nice, signed by Alberto Solari (Image)

GJ.7, dark blue, with rare foreign cancel (possibly British), unknown on this value. I cannot guarantee its authenticity, that is why the starting price is very low! (Image)