http://book.klll.cc/ebooks/author/42502.opds?sort_order=release_date 2025-11-18T05:11:55Z Books by Marr, J. E. (John Edward) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T05:11:55Z https://en.wikipedia.org/wiki/John_Edward_Marr See also: en.wikipedia 2025-11-18T05:11:55Z https://book.klll.cc/ebooks/43963.opds The Principles of Stratigraphical Geology J. E. Marr