Kuva OTK:n laboratoriosta
| Institution: | Työväen Arkisto |
|---|---|
| Format: | IMAGE |
| Published: |
1940
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10999/B2B86BAF-C335-45B0-A92E-6BE371E48819 |
| Published: | 1940 |
|---|
| Institution: | Työväen Arkisto |
|---|---|
| Format: | IMAGE |
| Published: |
1940
|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10999/B2B86BAF-C335-45B0-A92E-6BE371E48819 |
| Published: | 1940 |
|---|