http://book.klll.cc/ebooks/author/54524.opds?sort_order=release_date 2025-11-16T02:20:52Z Books by Gilbreth, Frank B. (Frank Bunker) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-16T02:20:52Z https://en.wikipedia.org/wiki/Frank_Bunker_Gilbreth See also: en.wikipedia 2025-11-16T02:20:52Z https://book.klll.cc/ebooks/67908.opds Fatigue study : the elimination of humanity's greatest unnecessary waste. A first step in motion study Lillian Moller Gilbreth and Frank B. Gilbreth