http://book.klll.cc/ebooks/subject/30911.opds2025-08-16T20:15:37ZBooks about People with mental disabilities (sorted by popularity)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-08-16T20:15:37Zhttps://book.klll.cc/ebooks/53958.opdsThe Kallikak Family: A Study in the Heredity of Feeble-MindednessHenry Herbert Goddard