OMAN - 1973 100b multicoloured Opening of Ministerial Complex, variety 'Date Omitted', SG 171a, very fine never hinged mint. (Image1)

Est. £200-250

OMAN - 1978 40b on 150b surcharge, SG 212, very fine cds used, very fresh & scarce. (Image1)

Est. £150-170

OMAN - 1978 75b on 250b surcharge (SG 214, Scott 190c), fine cds used, a few shortish perforations at right, cat $2,250 = £1,700+ (Image1)

Est. £170-190

OMAN - 1978 RARE SURCHARGE 40b on 150b 'Satellite Earth Station & Map', SG 212, fine used with central 'Matrah' cds. (Image1)

Est. £225-250

OMAN - 1978 RARE SURCHARGE 75b on 250b 'Telecommunication Symbols & Map', SG 214, fine postally used. (Image1)

Est. £550-600