Belgian Congo 1894 - Belgian Congo - Issue "Mols" - Complete set - OBP/COB 14/29 - gemengde kwaliteit
German Empire 1943 - Zante: Complete issue with both overprint types approved Colla/Diena and certificate Colla - MNH - Michel I en 1/3 type I en II
Worldwide 1968/1984 - World Thematic blocks/sheets #4, Fauna, Transport, National Costumes - Michel 1000+ EUR
Belgian Congo 1909 - The smallest value of the series 'The hand imprints of Congo - Local overprints' - OBP/COB 30L-Cu - drukcuriositeit : omgekeerde opdruk 'CONGO BELGE'
Belgian Congo 1910 - The greatest value of the series 'Bilingual stamps' Type Mols and Van Engelen - OBP/COB 63
Belgian Congo 1910 - The greatest value of the series 'Bilingual stamps' Type Mols and Van Engelen - OBP/COB 63-Cu - drukcuriositeit : zwaar verschoven zegelbeeld
Belgian Congo 1920 - Complete series 'Diverse landscapes with airplane' - sheets of 25 - OBP/COB PA1/4