YEMEN - KINGDOM OF YEMEN POSTAL STATIONERY 1966 10b red on white Aerogramme, very fine unused, ex the Conde collection. Very rare, only 50 issued. (Image1)

Est. £180-220

YEMEN - ROYALIST ISSUES 1966 10b violet 'YEMEN AIRPOST' provisional handstamp on postal stationery Formula Aerogramme (H&G 5, Kessler 4), very fine unused, scarce. (Image1)

Est. £75-90

YEMEN - ROYALIST ISSUES 1966 10b violet 'YEMEN AIRPOST' provisional handstamp on postal stationery Formula Aerogramme (H&G 5, Kessler 4), very fine used with 'Camp Mansur' cds cancel and boxed 'First Day Cover' handstamp alongside. Very scarce, ex the Conde correspondence. (Image1)

Est. £100-120