The penultimate commemorative issue marking the centenary of The Great War comprises six 1st class stamps bearing evocative images exploring six key themes that have run through this commemorative series. The Prestige Booklet of four panes contains all of the stamps from the 1917 issue along with a unique pane of definitive stamps and a pane containing four poppy stamps.
This cover shows a tank in action. Tanks had been used increasingly successfully since 1916. The cover bears a 'We Will Remember Them', Salisbury handstamp.