Project Gutenberg 2022-12-18 Public domain in the USA. 105 Einstein, Albert 1879 1955 Fundamental ideas and problems of the theory of relativity $aSweden :$bNobel Foundation,$c1923. Laura Natal Rodrigues (Images generously made available by the Nobel Foundation.) https://www.nobelprize.org/prizes/physics/1921/einstein/lecture/ 20221216023346einstein 1923 SE en Relativity (Physics) QC Text Browsing: Science - Physics Browsing: Science - General 56521 56418 2024-07-28T13:24:25.967881 2023-09-29T13:22:50.109154 text/html text/html 54812 2022-12-18T08:15:11 text/html 221463 2024-07-28T13:24:28.165883 application/epub+zip 220199 2024-07-28T13:24:26.583867 application/epub+zip 80621 2024-07-28T13:24:26.282870 application/epub+zip 235751 2024-07-28T13:24:29.727862 application/x-mobipocket-ebook 218483 2024-07-28T13:24:27.942865 application/x-mobipocket-ebook 13713 2024-07-28T13:24:29.861845 application/rdf+xml 15734 2024-07-28T13:24:26.429860 image/jpeg 2738 2024-07-28T13:24:26.352867 image/jpeg 176490 2022-12-18T08:19:20 application/octet-stream application/zip 186813 2024-07-28T13:24:26.012867 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia