http://book.klll.cc/ebooks/subject/37870.opds 2025-11-18T15:42:44Z Books about Electric lighting -- History Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T15:42:44Z https://book.klll.cc/ebooks/68326.opds History of electric light Henry Schroeder