http://book.klll.cc/ebooks/author/58643.opds 2025-09-17T04:30:44Z Books by Ertl, Emil (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-09-17T04:30:44Z https://de.wikipedia.org/wiki/Emil_Ertl See also: de.wikipedia 2025-09-17T04:30:44Z https://book.klll.cc/ebooks/76870.opds Der Berg der Läuterung (German) Emil Ertl