http://book.klll.cc/ebooks/author/5439.opds?sort_order=release_date2025-11-17T05:30:13ZBooks by Speed, HaroldFree eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-11-17T05:30:13Zhttps://en.wikipedia.org/wiki/Harold_SpeedSee also: en.wikipedia2025-11-17T05:30:13Zhttps://book.klll.cc/ebooks/14264.opdsThe Practice and Science of DrawingHarold Speed