Listings from 'gbphilately' in GB. Errors & Varieties > Blade Flaws
1972 Churches 4p. GREEN BLADE FLAW positional block.
Unmounted mint traffic light block of fifteen with horizontal green blade flaw extending across middle row.
CA $25.65
gbphilately
1965 Lister 4d (ord). VERTICAL BLADE FLAW
Fine unmounted marginal block with clear vertical blade flaw extending obliquely through right column.
CA $17.10
gbphilately