Working conditions. . Occupational safety
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/86881642-D6E1-42F9-B7D1-3E829EB3938B |
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/86881642-D6E1-42F9-B7D1-3E829EB3938B |