http://book.klll.cc/ebooks/bookshelf/673.opds?sort_order=downloads&start_index=51 2025-08-08T18:11:57Z Books in Category: Research Methods/Statistics/Information Sys (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 51 2025-08-08T18:11:57Z https://book.klll.cc/ebooks/67037.opds On the inaccuracies which probably exist in the census returns of ages Thomas A. Welton 2025-08-08T18:11:57Z https://book.klll.cc/ebooks/59802.opds Census Statistics of the Negro: A Paper Walter F. Willcox 2025-08-08T18:11:57Z https://book.klll.cc/ebooks/54609.opds The Ohio Journal of Science, Vol. XVI, No. 1, November 1915 Various