NAM5922578: Troopers, 3rd County of London Yeomanry (Sharpshooters) on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922584: Tug of War’, 3rd County of London Yeomanry (Sharpshooters) on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922585: Deck Tennis. Dangerous Dan Carew’, 3rd County of London Yeomanry (Sharpshooters) on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922589: Hunt the slipper?’, 3rd County of London Yeomanry (Sharpshooters) on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922591: Deck Tennis. Jenner Jones’, 3rd County of London Yeomanry (Sharpshooters) on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922610: Pool Group’, 3rd County of London Yeomanry (Sharpshooters), on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922614: Swimming pool scene’, HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922618: Swimming pool scene. Foster. Sunderland. Dressel’, 3rd County of London Yeomanry (Sharpshooters) on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922633: Padres confirmation class. Sharpshooters’, 3rd County of London Yeomanry (Sharpshooters), on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922645: Matron’, playing deck tennis, on board HMT Orion en route to Egypt, 1941 (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922653: British or Commonwealth soldiers eating in a trench, 1917 circa (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922656: Gold ring presented to Captain T. F. Wilson by Colonel John Inglis at Lucknow, 1859 circa (gold, diamond and emerald), Indian School, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922659: A rest for the Indians, 1942 circa (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922668: Date collectors (not American). Race you up for an akker’, Egypt, 1942 circa (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922671: The Alabaster Sphinx at Memphis, 1942 circa (b/w photo) / National Army Museum, London / Bridgeman Images

NAM5922882: Ambulance cart, Waziristan, 1919 circa (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922884: Road repairs, 2nd Battalion, 61st King George's Own Pioneers, Waziristan, 1919 (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922892: Demolishing of Nai Kuch village, 1919 circa (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922898: Second Lieuteant A.J. Hadden, Subedar Raja Ram and an unknown Indian soldier with ‘Jack’ the dog, Lakki, December 1915 (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922899: The Serai, Lakki, December 1915 (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922901: Colour Party of the 10th Jats at Bannu, 1916 (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922909: ‘The Victorious Charge’, 1854 circa (chromolitho), Gowing, T (fl.1854) (after) / National Army Museum, London / Bridgeman Images

NAM5922911: Officer’s leather helmet, light company, 9th Regiment of Foot, 1780 circa (leather), British School, (18th Century) / National Army Museum, London / Bridgeman Images

NAM5922915: 33rd Punjabis marching out of Sheikh Othman, 1916 circa (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922916: Order of the Indian Empire awarded to Major-General Sir Heerajee Cursetjee, Indian Medical Service, 1946 (metal), British School, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922921: Gymnastics at the Camp of Exercise, Delhi, 1886 (b/w photo), Unknown photographer, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922922: Athletic exercises, 1886 (b/w photo), Unknown photographer, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922923: Full dress jacket, East Lothian Yeomanry Cavalry, 1810 circa (fabric), British School, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922924: Full dress jacket, East Lothian Yeomanry Cavalry, 1810 circa (fabric), British School, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922933: Flying coat, Captain Henry Owen, Royal Flying Corps, 1917 circa (fabric), British School, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922935: The Delhi Durbar, 1911 (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images

NAM5922941: Indian Army soldiers parading during operations in Waziristan, 1902 (b/w photo), Unknown photographer, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922951: Hodson's Horse Shikar Club coursing meet near Loralai, Baluchistan, 1920s circa (b/w photo), Mullick Photo House (early 20th century) / National Army Museum, London / Bridgeman Images

NAM5922775: Indian sowar falling from his horse, 1886 (b/w photo), Unknown photographer, (19th century) / National Army Museum, London / Bridgeman Images

NAM5922783: 5th Gurkha Rifles on parade, band on the right, Alikhel, 1879 (b/w photo), Bourne & Shepherd (19th-20th century) / National Army Museum, London / Bridgeman Images

NAM5922954: A Royal Field Artillery 18-pounder battery, Western Front, 1914 circa (b/w photo), Unknown photographer, (20th century) / National Army Museum, London / Bridgeman Images