Queen Elizabeth II - Decimal Machin

Headtype IIIa (One curved line in the hair below the Diadem next to the front curl; graduated background; flat base of the bust; regular necklace pearls, pointed front of the bust)
White or bluis.. Read more »h illumination under the UV lamp.
Value type: I (Thin Digit and P)
Basic position of 2½: 0.90 mm from the left edge; 2.25 mm from the bottom edge.
(Michel GB Special: 861.13.1)
SG Colour = "rose-red". Only issued in booklets.
SG FB17/18.

Country:	United Kingdom
Type:	Postage stamps
Series:	Queen Elizabeth II - Decimal Machin - Normal Perfs
Nominal:	2½ p
Year:	1981
Material:	coated, fluorescent (FCP), two phosphor stripes (12 mm spacing)
Size:	21 x 24 mm
Perforation:	comb 14¾ x 14¼