The Irish Science & Technology set was issued by Ireland in 1981 to celebrate significant advancements in Irish science and technology. The set features four stamps showcasing the following inventions:
Boyle’s air pump (12p): This stamp depicts the air pump invented by Robert Boyle, a natural philosopher born in Cork, Ireland, in 1627.
Ferguson tractor (15p): This stamp features the iconic Ferguson tractor, a three-point linkage tractor invented by Irish engineer Harry Ferguson.
Parsons turbine (16p): This stamp depicts the Parsons turbine, a type of reaction steam turbine invented by Irish engineer Charles Algernon Parsons.
Holland submarine (20p): This stamp features the Holland submarine, a pioneering underwater vessel designed by Irish-American engineer John Philip Holland.
The stamps were printed using offset lithography and have a comb perforation of 14 x 14½. They are a popular collectible among stamp enthusiasts interested in Irish history and innovation.
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