Prévention of accidents. Due to electricity underground in coal mines

I.L.O. codes of practice.

Bibliographic Details
Institution:International Institute of Social History
Format: TEXT
Published: International Labour Office, 1959.
Geneva :
Subjects:
Online Access:http://hdl.handle.net/10622/A00ED47F-EFCB-4B97-9E9E-48C6BC92A8FE

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