1 gen 1935 anni - The Explorer II balloon takes two people 22km into the sky, where they documented the Earth's curve.
Descrizione:
The Explorer II balloon took two American Army Air Corpsmen into the air inside a pressurised chamber, where it reached 22km and stayed there for 80 minutes.Aggiunto al nastro di tempo:
Data:
1 gen 1935 anni
Adesso
~ 90 years ago