Hours of labor
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Baltimore,
1932.
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/A571FDC6-CA55-49BB-ABFB-C2DD92020F03 |
| Published: | 1932. |
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