A Pedra da Riqueza
Documentary
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.
pt
1975-01-01
Diễn viên
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.
