Giuseppe Biagi, was a soldier, explorer and Italian radio operator, who took part in the expedition of which  Italian aviator, aeronautical engineer and Arctic explorer, to the North Pole in the airship Italy, in May 1928?
Giuseppe Biagi (explorer) Giuseppe Biagi (Medicina February 2, 1897 - Rome, November 1, 1965) was a soldier, explorer and Italian radio operator, who took part in the expedition of Umberto Nobile to the North Pole in the airship Italy, in May 1928.
Otto Kalvitsa Otto Kalvitsa (Russian: Отто Артурович Кальвиц , 21 November 1888 – 7 March 1930) was a Finnish-born Soviet aviator and a polar explorer. He is known as one of the pioneers of the Soviet Arctic aviation.