Queen Victoria and Queen Elizabeth II

Headtype Ia (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 pointed, the side cross in the d.. Read more »iadem is open at the top left).
Very bright under the UV lamp, whiter than PCP, lights up.
Value type: I (thin digits and P).
Position of 34: 0.90 mm from the left edge; 2.45 mm from the bottom edge.
(Michel GB Special: 1243.23.1)

Country:	United Kingdom
Type:	Postage stamps
Series:	150th Anniversary of the Penny Black
Nominal:	34 p
Year:	1990
Material:	advanced phosphor coated (ACPB) with strong brightener
Size:	21 x 24 mm
Perforation:	comb 14¾ x 14¼