http://book.klll.cc/ebooks/author/1493.opds?sort_order=release_date 2025-08-08T04:48:34Z Books by Hopkins, Cyril G. (Cyril George) (sorted by release date) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-08T04:48:34Z https://book.klll.cc/ebooks/author/1493.opds?sort_order=title Sort Alphabetically by Title 2025-08-08T04:48:34Z https://book.klll.cc/ebooks/author/1493.opds?sort_order=downloads Sort by Popularity 2025-08-08T04:48:34Z https://en.wikipedia.org/wiki/Cyril_G._Hopkins See also: en.wikipedia 2025-08-08T04:48:34Z https://book.klll.cc/ebooks/56472.opds Nitrogen Bacteria and Legumes Cyril G. Hopkins 2025-08-08T04:48:34Z https://book.klll.cc/ebooks/4527.opds The Story of the Soil; from the Basis of Absolute Science and Real Life Cyril G. Hopkins 2025-08-08T04:48:34Z https://book.klll.cc/ebooks/4525.opds The Farm That Won't Wear Out Cyril G. Hopkins