Prince Arthur, Duke of Connaught, was the seventh child of Queen Victoria and Prince Albert, going on to serve as Grand Prior of the Order of St John between 1910 - 1939.
Horswell, Mike. "Commemorating the 1926 Mediterranean pilgrimage of the Order of St John." In One St John: The International History Journal of the Most Venerable Order of St John 7 (2022): 124-134. https://www.stjohninternational.org/wp-content/uploads/2024/05/onestjohnvol.7.pdf Page 130
Exhibition history
By Royal Appointment, Museum of the Order of St John, 2019