Hours of labour in industry. Switzerland
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
International Labour Office,
1923.
Geneva : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/E402516B-0517-48BD-B97C-880ECD65AB28 |
| Published: | 1923. |
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