Project Gutenberg 2018-10-31 Public domain in the USA. 57 Bölsche, Wilhelm 1861 1939 Bolsche, Wilhelm Boelsche, Wilhelm Planck, Willy 1870 1956 Planck, W. (Willy) Planck, Wilhelm 22000809 Der Mensch der Zukunft Produced by The Online Distributed Proofreading Team at http://www.pgdp.net de Human beings BD Text Browsing: Philosophy & Ethics Browsing: Psychiatry/Psychology Browsing: Religion/Spirituality/Paranormal 284289 284296 2024-08-24T07:05:03.828956 2023-09-25T06:17:27.981121 text/html text/html 275685 2018-10-31T12:13:20 text/html; charset=utf-8 766806 2018-10-31T12:13:24 text/html; charset=utf-8 application/zip 814497 2024-08-24T07:05:09.449926 application/epub+zip 814024 2024-08-24T07:05:05.096066 application/epub+zip 190604 2024-08-24T07:05:04.329061 application/epub+zip 894616 2024-08-24T07:05:12.845942 application/x-mobipocket-ebook 862105 2024-08-24T07:05:08.957974 application/x-mobipocket-ebook 241785 2022-09-26T11:16:34.754635 application/x-mobipocket-ebook 243330 243263 2024-08-24T07:05:03.227031 2023-09-25T06:17:27.103076 text/plain; charset=us-ascii text/plain 243522 2018-10-31T12:13:12 text/plain; charset=utf-8 92360 2018-10-31T12:13:24 text/plain; charset=utf-8 application/zip 19424 2024-08-24T07:05:12.997025 application/rdf+xml 24698 2024-08-24T07:05:04.436052 image/jpeg 4180 2024-08-24T07:05:04.381971 image/jpeg 768862 2024-08-24T07:05:03.904976 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 de.wikipedia de.wikipedia en.wikipedia