00582cam a2200193 4500 438139117 TxAuBib 20190925120000.0 200920s2020||||||||||||||||||||||||fre|u 63253 Project Gutenberg PGUSA fre TxAuBib Jacob, P. L. Énigmes et découvertes bibliographiques [Gutenberg] / P. L. Jacob. Project Gutenberg, 2020. Public domain in the USA. Text. Bibliography. Anonyms and pseudonyms, French. http://www.gutenberg.org/ebooks/63253