Cigarette card, (produced circa 1900), European Royalty, Prince Christian Victor of Schleswig-Holstein, born April 14th 1867 and died of fever in South Africa during the war of 1900 [Getty Images]

Cigarette card, (produced circa 1900), European Royalty, Prince Christian Victor of Schleswig-Holstein, born April 14th 1867 and died of fever in South Africa during the war of 1900 (Photo by Bob Thomas/Popperfoto via Getty Images/Getty Images)

Popperfoto Bob Thomas/Popperfoto