Hydraulic engineering. . Building workers
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Published: |
1925.
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/D836CC9D-860A-4C8B-9594-32F06A75BA2E |
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Published: |
1925.
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/D836CC9D-860A-4C8B-9594-32F06A75BA2E |