New Zealand SG583c 4d Multiple Wmk Line Perf 14 Block of Four 2 x U/M Cat 260++

1941 Wartime issue (Waterlow print. De La Rue Perf). Rows 7 and 8 Stamps 7 and 8. Row 7 stamp 8 Two extra lines above the summit. Row 8 stamp 8 Mark to right of summit and dot in D of Zealand