[Reports of the] Coal mines committee... 2nd session. Geneva, 1947...

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[Reports of the] Coal mines committee... 2nd session. Geneva, 1947...

Organisation internationale du travail

Autre Première publication : 1947

Éditions (1)

[Reports of the] Coal mines committee... 2nd session. Geneva, 1947...

[Reports of the] Coal mines committee... 2nd session. Geneva, 1947...

International labour office (Geneva) · 1947