Project Gutenberg 2025-01-28 Public domain in the USA. 503 Stewart, Balfour 1828 1887 Shitoka Tait, Peter Guthrie The unseen universe : $b or, physical speculations on a future state $aLondon :$bMacmillan and Co., $c1878. Tim Lindell, John Campbell and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive/American Libraries.) https://archive.org/details/unseenuniverseor00stewrich/page/n5/mode/2up 20211201045926stewart 1878 GB en Text 616798 2025-01-28T13:00:10.541721 text/html 581804 2025-01-28T12:16:56 text/html 521689 2025-01-28T13:00:40.843609 application/epub+zip 523698 2025-01-28T13:00:24.988643 application/epub+zip 336509 2025-01-28T13:00:15.709788 application/epub+zip 641662 2025-01-28T13:00:54.386508 application/x-mobipocket-ebook 608405 2025-01-28T13:00:39.878561 application/x-mobipocket-ebook 519067 2025-01-28T13:00:09.120753 text/plain; charset=us-ascii 499089 2025-01-28T12:16:56 text/plain; charset=us-ascii 13526 2025-01-28T13:00:54.545508 application/rdf+xml 6691 2025-01-28T13:00:24.148636 image/jpeg 1487 2025-01-28T13:00:24.009643 image/jpeg 514118 2025-01-28T13:00:10.595810 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