Working conditions. . Occupational safety
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/0117C00A-2FC7-4C25-A366-41520BEC2C2C |
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/0117C00A-2FC7-4C25-A366-41520BEC2C2C |