2012 Olympic issues
Fluor shades viewed under long wave light.
SP numbers are the copyright of the MBPC and are used with their permission.
OFNP = Optical free non phosphorised paper

PSA = Pressure sensitive adhesive

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OL1o - 1st class Olympic symbol stamp, OFNP/PSA, two Novaglo blue fluor bands (SP144, SP145) (Walsall/gravure)


From self adhesive booklet panes SP144, SP145 [5.1.12]

OL1p - 1st class Paralympic symbol stamp, OFNP/PSA, two Novaglo blue fluor bands (SP144, SP145) (Walsall/gravure)


From self adhesive booklet panes SP144, SP145 [5.1.12]