A birthday postcard showing a cavalry regiment, sent to a soldier at the front during the Great War (1914-1918). The reverse of the card reads: 'To wish you many happy returns of the day, from Ma'. The legend on the card reads: "A Birthday Wish. May merry friends their presence lend, To cheer your heart today, And Health and Happines attend, The Future years, I pray."
© Science Museum / Science & Society Picture Library