The primitive Aryans of America; origin of the Aztecs and kindred tribes, showing their relationship to the Indo-Iranians and the place of the Nauatl or Mexican in the Aryan group of languages,

"Authorities consulted": p. 171-181.

Iran and the Iranians, being an account of the history, religion, constitution, and arts of the Persian people,

Mode of access: Internet.

Histoire des Perses, d'après les auteurs orientaux, grecs et latins et particulièrement d'après les manuscrits orientaux inédits ...

Mode of access: Internet.

Die Indogermanen. Kulturbilder aus vorgeschichtlicher zeit ...

Mode of access: Internet.

The mythology of the Aryan nations /

First edition, 1870.

Aryens et sémites : le bilan du judaïsme et du christianisme.

Mode of access: Internet.