17 February 2016 - Royal Mail 500
Stamp: 1st class Royal Mail 500 depicting Penfold Pillar Box in original green livery.
Postcard: Pillar box designed by architect J W Penfold, painted in green. National Postal Museum card 87/9
Postmark: Royal Mail 500, London WC1X on the day of issue of the stamp, also depicting the postbox.