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The heroic ascent of Professor Piccard,1932
HRM19F22_226

The heroic ascent of Professor Piccard,1932

Piccard's altitude research balloon lands in the Alps, 1931, (1932). Creator: Unknown.
HRM19D52_088

Piccard's altitude research balloon lands in the A...

Cabin of Piccard's altitude research balloon, 1931, (1932). Creator: Unknown.
HRM19D52_077

Cabin of Piccard's altitude research balloon, 1931...

Ascent of Piccard's altitude research balloon, 1931, (1932). Creator: Unknown.
HRM19D52_087

Ascent of Piccard's altitude research balloon, 193...