http://book.klll.cc/ebooks/author/54395.opds?sort_order=downloads 2025-11-19T08:18:38Z Books by Cole, Grenville A. J. (Grenville Arthur James) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-19T08:18:38Z https://en.wikipedia.org/wiki/Grenville_Cole See also: en.wikipedia 2025-11-19T08:18:38Z https://book.klll.cc/ebooks/67685.opds Rocks and Their Origins Grenville A. J. Cole