1892, 75 C. carmin allegory with arc-shaped black hand stamp overprint 'OBOCK', mint hinged and Mi.No. 22, mint hinged, both sign. Brun (Yvert 10, 19, € 870, -). (Tax Method: Margin System) (Image)

1894, 25 fr. palebrown/blue and 50 fr. lilac red/green, both unused with big sheet margins, fine, 25 Fr. signed Brun (Yvert no 63, 64 2.100,- €) (Tax Method: Margin System) (Image)

1894, 25 fr. palebrown/blue and 50 fr. lilac red/green, both mint LH, VF, signed Brun (Yvert no 63, 64 2.100,- €) (Tax Method: Margin System) (Image)

1900. Envelope headed 'Journal Franco- Ethiopian/Djibouti' bearing Obock Yvert 50, 5c green and brown tied by 'Cote Francais des Somalis Djibouti' double ring in blue addressed to Lyon. Vertical fold. Fine item paying the printed matter rate. (Tax Method: Margin System) (Image)