http://book.klll.cc/ebooks/author/44940.opds 2025-08-05T03:37:53Z Books by Helfferich, Karl (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 2025-08-05T03:37:53Z https://book.klll.cc/ebooks/author/44940.opds?sort_order=title Sort Alphabetically by Title 2025-08-05T03:37:53Z https://book.klll.cc/ebooks/author/44940.opds?sort_order=release_date Sort by Release Date 2025-08-05T03:37:53Z https://en.wikipedia.org/wiki/Karl_Helfferich See also: en.wikipedia 2025-08-05T03:37:53Z https://book.klll.cc/ebooks/48921.opds Der Weltkrieg, II. Band (German) Karl Helfferich 2025-08-05T03:37:53Z https://book.klll.cc/ebooks/48715.opds Der Weltkrieg, I. Band (German) Karl Helfferich 2025-08-05T03:37:53Z https://book.klll.cc/ebooks/52159.opds Der Weltkrieg, III. Band (German) Karl Helfferich