In his laboratory, in Moscow
In his laboratory, in Moscow.
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Published: |
1931.
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/CD8BD3D8-3E25-4EC5-97E0-7F80C321BB06 |