Werke /
Contains works from 1893 to March 1923, letters from November 1895 to December 1922 and notebooks.
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
Dietz,
1955-1964.
Berlin : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/99E04132-A9CB-4429-A7EF-21499555EB2A |