Browse Listings in QEII Commemorative Errors. (see also ElizabethanStamps.co.uk) > Inverted Watermark > 65 Post Office Tower 1/3 (phos). SG 680pWi
1965 Post Office Tower 1/3 (phos). WATERMARK INVERTED. SG 680pWi.
UM single phosphor issue. WATERMARK INVERTED.
£175.00
IanLasoksmith