Browse Listings in Machin Errors & Varieties > Perforation Shifts
1992 Castle £1. Superb PERFORATION SHIFT.
Unmounted mint marginal single with superb and very visual SHIFT OF HORIZONTAL PERFORATIONS. Results in "Carrickfergus Castle" inscription being at top rath...
IanLasokSmith
1992 Castle £1. Superb PERFORATION SHIFT. Corner pair.
Unmounted mint unfolded upper right corner vertical pair with superb and very visual SHIFT OF HORIZONTAL PERFORATIONS. Results in "Carrickfergus Castle" inscr...
IanLasokSmith
12½p light emerald FCP/PVAD CB P.U.I. PERFORATION SHIFT
Unmounted mint single 12½p light emerald FCP/PVAD CB Phosphor Under Ink with 6mm upward shift of perforations.
IanLasokSmith
17p Grey blue ACP/PVAD. PERFORATION SHIFT
A fine unmounted mint marginal single with shift of horizontal perforations.
IanLasokSmith
Wales 24p red brown ACP/PVA. PERFORATION SHIFT
A fine unmounted mint single with 3mm downward shift of horizontal perforations resulting in dragon's wing tips appearing at bottom instead of top of stamp.
IanLasokSmith