Haeckel, Ernst
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/2ED75F58-DDAF-405B-AE07-668031307DFC |
| Institution: | International Institute of Social History |
|---|---|
| Format: | IMAGE |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/2ED75F58-DDAF-405B-AE07-668031307DFC |