2022 MACHINS 50p, £1.00 from Transformers PSB - M22L + MPIL V4841/2 - Options

Security Code M22L + MPIL and Self Adhesive with security slits. SG numbers: V4841, V4842. 50p, £1.00 Machins. 50p, £1.00 Machins (Bottom pair). 50p, £1.00 Machins (Top pair, pane design intrudes onto edge of £1.00 stamp).