Text on back: 'From Congress at Mannheim, visit to Heidelberg 1927'; fourth from the left: Rocker
Text on back: 'From Congress at Mannheim, visit to Heidelberg 1927'; fourth from the left: Rocker.
| Institution: | International Institute of Social History |
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| Format: | IMAGE |
| Published: |
1927, May 29.
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/6C65925C-3961-4AFC-BEDE-CB1B84EEFA61 |
| Summary: | Text on back: 'From Congress at Mannheim, visit to Heidelberg 1927'; fourth from the left: Rocker. |
|---|---|
| Published: | 1927, May 29. |