Commemorations 1990 — 20c

Technical details

Issuing authority

Malta Department of Posts

Postal purpose

Postage

Currency

Maltese pound / lira · decimal

Designer

Tony Bugeja

Printer

Printex Limited, Malta

Printing process

Lithography

Stamp dimensions

31 × 44 mm

Perforation

14 × 13.9

Watermark

Maltese crosses, upright

Paper

Chalk surfaced

Colour

Not documented

Quantity

Not documented

Sources & verification

Research notes: The perforation table repeats 20c in its second row although other fields identify 19c. The unresolved 19c measurement is omitted. Value-specific subjects remain unmapped.

• Joseph Farrugia, contemporary issue study / postal diary, PSM 20(2-3), pp. 61–62 ↗

Image & attribution

Image permission not established

Ordinary basic design/value types plus explicitly documented major watermark differences. Excludes postage dues (separately researched), unchanged reprints, repeated formats, plate/pane numbers, errors and minor varieties.