Queen Elizabeth II - Decimal Machin

Headtype Ib (Two curved lines in the hair below the Diadem next to the front curl; dark background; flat base of the bust; irregular necklace pearls, front of the bust rounded, the side cross in the d.. Read more »iadem is closed at the top left).
Very bright under the UV lamp, whiter than PCP, lights up.
Can exist with the top, top and right, bottom OR bottom and right edges imperforate.
Value type: II (Slim value (4.85 mm * 3.10 mm)).
Position of 29: 0.45 mm from the left edge; 3.00 mm from the bottom edge.
Only issued in booklet SG GG2.
SG colour = "deep mauve".

Country:	United Kingdom
Type:	Postage stamps
Series:	Queen Elizabeth II - Decimal Machin - Normal Perfs
Nominal:	29 p
Year:	1990
Material:	advanced phosphor coated (ACPB) with strong brightener
Size:	21 x 24 mm
Perforation:	comb 13¾ x 13¼