http://book.klll.cc/ebooks/author/57475.opds?sort_order=release_date 2025-11-14T08:47:13Z Books by Castle, William E. (William Ernest) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-14T08:47:13Z https://en.wikipedia.org/wiki/William_E._Castle See also: en.wikipedia 2025-11-14T08:47:13Z https://book.klll.cc/ebooks/74375.opds Piebald rats and selection : An experimental test of the effectiveness of selection and of the theory of gametic purity in Mendelian crosses William E. Castle and John C. Phillips