Employment conditions. . Working hours
| Institution: | International Institute of Social History |
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| Format: | IMAGE |
| Published: |
1975, June
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/0A77F3AC-0F19-42B0-BAEB-628217A5D708 |
| Published: | 1975, June |
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