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Waste spoil heaps polluted tailing ponds environmental impact of large scale tin mining, Batu
UMG26A12_270

Waste spoil heaps polluted tailing ponds environme...

Steam sewing room, ladies sewing garmentson industrial scale.
UMG23A57_036

Steam sewing room, ladies sewing garmentson indust...

Calipatria
UMG23A55_427

Calipatria

Zeiss Scales.
UMG23A01_391

Zeiss Scales.

Labourers at Westernberg Mine. Labourers work at the bottom of Westernberg Mine, a large, open-pit
UMG12A08_404

Labourers at Westernberg Mine. Labourers work at t...