Kuva OTK:n keskuslaboratoriosta
| Institution: | Työväen Arkisto |
|---|---|
| Format: | IMAGE |
| Published: |
1930
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10999/AE7C8920-88BF-47A1-9F8C-BD10F6700FF9 |
| Published: | 1930 |
|---|
| Institution: | Työväen Arkisto |
|---|---|
| Format: | IMAGE |
| Published: |
1930
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10999/AE7C8920-88BF-47A1-9F8C-BD10F6700FF9 |
| Published: | 1930 |
|---|