CHICAGO, IL - APRIL 05: Prince Olav and Princess Martha are photographed on their arrival, on April 5, 1939 in Chicago, Illinois. (Photo by Keystone-France/Gamma-Keystine via Getty Images)
CHICAGO, IL - APRIL 05: Prince Olav and Princess Martha are photographed on their arrival, on April 5, 1939 in Chicago, Illinois. (Photo by Keystone-France/Gamma-Keystine via Getty Images)