Banque Centrale de Mauritanie 200 Ouguiya 1973 SPECIMEN, P.2s, red overprint "Specimen" and serial number 00000 in UNC condition. (Image)

1962, World Refugee Year definitives with prepared but UNISSUED opt. 'AIDE AUX REFUGIES' (26 leaves) complete set of three in a lot with about 200 sets mostly in larger blocks to complete (folded) sheets, mint never hinged and scarce, Mi. III/V I, € 6.000,--

1962, Battle against Malaria bird definitives 100fr. and 200fr. with prepared but UNISSUED opt. 'LE MONDE UNI CONTROLE LE PALUDISME (fine-meshed globe)' in a lot with about 125 sets mostly in larger blocks to complete (folded) sheets, mint never hinged and scarce, Mi. VII/VIII I, € 4.500,--

1976/1981, big investment accumulation of full sheets and part sheets. Varying quantity. With nice topics: birds, soccer, fish. In total 6.420 complete sets, 3.558 single stamps and 60 souvenir sheets. A summary of all items is available. Michel 57.223 €. (Image)