- The work may be accessed from within the univerity's local network onlyTübingen : Mohr, 1970
- Parts of this work are publicly availableFrankfurt am Main : Vittorio Klostermann, 2011
- Frankfurt am Main : Baer, 1920
- Frankfurt am Main, 1932
- The work may be accessed from within the univerity's local network onlyTübingen : Mohr, 1970