http://book.klll.cc/ebooks/author/45535.opds?sort_order=title 2025-11-15T20:03:37Z Books by Baur, Erwin Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-15T20:03:37Z https://en.wikipedia.org/wiki/Erwin_Baur See also: en.wikipedia 2025-11-15T20:03:37Z https://book.klll.cc/ebooks/49774.opds Grundriß der menschlichen Erblichkeitslehre und Rassenhygiene (1/2) (German) Erwin Baur, Eugen Fischer, and Fritz Lenz