3dr/10l orange 1900 Large Hermes Heads Surcharges in mint bl.4 (pos.68-69/78-79). Space 1 1/2mm (pos.68), space 2mm (pos.69), while plate flaw double dot in the upper inscription (pos.79). Two such pairs per shee. Rare. Lower pair mint never hinged. Superb. (Hellas 158a+158b+158+15810F1).