Britain
Yvert 28. 1866. 3 p pink Iron 4. LONDON to CADIZ. Duplex postmark LONDON / 74, and on the front oval date stamp CADIZ / FRANCO. MAGNIFICENT AND RARE POSTAGE NOT APPLICABLE TO SPAIN, AND NOT RATED. (SG92)
Ref: 0000050036
Britain
Yvert 28. 1866. 3 p pink Iron 4. LONDON to CADIZ. Duplex postmark LONDON / 74, and on the front oval date stamp CADIZ / FRANCO. MAGNIFICENT AND RARE POSTAGE NOT APPLICABLE TO SPAIN, AND NOT RATED. (SG92)
Ref: 0000050036