1. Die Urheimat der Indogermanen [1968]
2. The most ancient Aryan society [1964]
3. Origini indeuropee [1962]
5. Indo-European languages and archeology [1955]
6. La vérité sur l'aryanisme [1945]
7. Indogermanisches Bekenntnis, sechs Reden [1942]
10. The home of the Indo-Europeans [1922]
11. Die Indogermanen, ein abriss [1921 -]
12. Die Indogermanen [1919]
13. Die Indogermanen [microform] [1919]
14. Die Indogermanen [1911]
15. Race life of the Aryan peoples [1907]
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