http://book.klll.cc/ebooks/author/58268.opds?sort_order=downloads 2025-11-16T17:59:36Z Books by Practicus Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-16T17:59:36Z https://book.klll.cc/ebooks/76038.opds Pyrotechny : or, The art of making fireworks, at little cost, and with complete safety and cleanliness. Practicus