1862/81, Eagles 40c. orange (thinned), 80c. rose, Cérès 10c. bistre and 40c. vermilion, tied by dotted losange "GAB" or by cds "CORRESPONDANCE GABON", also Alphée Dubois 15c. blue, 25c. black on lilac rose and 30c. brown, fine to very fine, signed Calves, very scarce group