The man that built the FNRS-1 balloon died in what year?
Auguste Piccard Auguste Antoine Piccard (28 January 1884 – 24 March 1962) was a Swiss physicist, inventor and explorer, known for his record-breaking hot air balloon flights, with which he studied Earth's upper atmosphere and cosmic rays, and for his invention of the first bathyscaphe, "FNRS-2", with which he made a number of unmanned dives in 1948 to explore the ocean's depths.
Ralph Hazlett Upson Ralph Hazlett Upson (June 21, 1888 – August 13, 1968) was a pioneer in the aviation field, holding Airship Pilot's Certificate #7, Balloon Pilot's Certificate #48 and Pilot's License #10290. Upson designed the world's only all-metal stressed-skin airship and contributed to aerospace technology research.