A Pedra da Riqueza
A Pedra da Riqueza
The contrast in the extremely rudimentary form of xelite mining and the use of tungsten, obtained from xelite, in the most complex instruments of nuclear technology.
- Είδος: Ντοκυμαντέρ
- Διευθυντής: Vladimir Carvalho
- Ηθοποιοί:
- Χώρα: Brazil