Stroma 1968 Churchill 5s with orange (frame, name & value) inverted (unmounted mint with slight set-off on gummed side)
Stroma 1968 Churchill 5s with orange (frame, name & value) inverted (unmounted mint with slight set-off on gummed side)
Stroma 1968 Churchill 5s with orange (frame, name & value) inverted (unmounted mint with slight set-off on gummed side)