http://book.klll.cc/ebooks/author/1573.opds?sort_order=release_date 2025-11-15T04:29:21Z Books by Shell Union Oil Corporation Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-15T04:29:21Z https://en.wikipedia.org/wiki/Royal_Dutch_Shell See also: en.wikipedia 2025-11-15T04:29:21Z https://book.klll.cc/ebooks/4768.opds Let's Collect Rocks and Shells Shell Union Oil Corporation