http://book.klll.cc/ebooks/author/8937.opds?sort_order=release_date 2026-01-13T20:51:10Z Books by Mills, Wesley Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2026-01-13T20:51:10Z https://en.wikipedia.org/wiki/T._Wesley_Mills See also: en.wikipedia 2026-01-13T20:51:10Z https://book.klll.cc/ebooks/19880.opds Voice production in singing and speaking, based on scientific principles Wesley Mills