Lot 51535 – 1852 15c Orange strip of three + pair + 5c paying 80c double rate, all good to large margins, on 1861 cover from Rotterdam to Belfast

1852 15c Orange strip of three + pair + 5c paying 80c double rate, all good to large margins, on 1861 cover from Rotterdam to Belfast, 2 stamps light cover crease, all tied FRANCO, red ROTTERDAM 16/7 61 cds, LONDON PAID, bs BELFAST JY 19 61. Very fine and rare double rate franking, choice cover, ex “Emerald”, cert. Dr. Louis