1981 to 1988 - AN01 to DY21. Green and Multicoloured with enhanced background colours. Obverse - Portrait of Queen Elizabeth II to the right, vignette of a design comprising a caduceus, cornucopia and olive branch at center, Britannia seated to left.
Sir Isaac Newton center right, machine-engraved patterns suggesting the solar system, overlaid by a geometric diagram. Printed:- Web presses with small "W" at lower left reverse - Bank of England Works, Debden, Essex. Please see photos and judge the condition for yourself.