Books about Copper mines and mining -- Juvenile fiction (sorted by popularity)

http://book.klll.cc/ebooks/subject/7707.opds 2025-08-19T08:23:11Z Books about Copper mines and mining -- Juvenile fiction (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 2025-08-19T08:23:11Z https://book.klll.cc/ebooks/26993.opds The Copper Princess: A Story of Lake Superior Mines Kirk Munroe