1985-01-02 / Wirt
Four stamps from the centenary souvenir sheet have sideways watermarks, opposite to the upright watermarks of the normal pane stamps.
4 rekords ta’ bolli · 3c / 8c / 12c / 20c
Original basic design/value types; documented major paper, watermark and perforation alternatives are separately identified. Unchanged reprints, errors and plate/pane positions are excluded.
Post Office centenary · miniature-sheet watermark
Miniature-sheet stamp
Post Office centenary · miniature-sheet watermark
Miniature-sheet stamp
Post Office centenary · miniature-sheet watermark
Miniature-sheet stamp
Post Office centenary · miniature-sheet watermark
Miniature-sheet stamp