00550cam a2200181 4500 380358902 TxAuBib 20180411120000.0 190411s2019||||||||||||||||||||||||eng|u 59248 Project Gutenberg PGUSA eng TxAuBib Eddington, Arthur Stanley. The Mathematical Theory of Relativity [Gutenberg] / Arthur Stanley, Eddington. Project Gutenberg, 2019. Public domain in the USA. Text. http://www.gutenberg.org/ebooks/59248 TXTLL