Project Gutenberg 2021-12-16 Public domain in the USA. 20 Davy, Humphry, Sir 1778 1829 Angler Davy, H. (Humphry), Sir Davy, Humphrey, Sir Researches Chemical and Philosophical; Chiefly concerning nitrous oxide or dephlogisticated nitrous air and its respiration Tim Lindell and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) en Nitrous oxide QD Text Browsing: Philosophy & Ethics Browsing: Science - Chemistry/Biochemistry/Physics 767968 767976 2024-08-27T11:59:53.796940 2023-09-28T11:40:54.813510 text/html text/html 772288 2021-12-16T20:17:08 text/html 480403 2024-08-27T12:00:06.317878 application/epub+zip 490972 2024-08-27T11:59:55.961932 application/epub+zip 309208 2024-08-27T11:59:54.839961 application/epub+zip 694379 2024-08-27T12:00:12.509900 application/x-mobipocket-ebook 672458 2024-08-27T12:00:04.971893 application/x-mobipocket-ebook 491078 2022-09-30T05:56:56.235080 application/x-mobipocket-ebook 617776 617806 2024-08-27T11:59:51.614989 2023-09-28T11:40:52.748985 text/plain; charset=us-ascii text/plain 617549 2021-12-16T20:17:08 text/plain; charset=us-ascii 18204 2024-08-27T12:00:12.671910 application/rdf+xml 15166 2024-08-27T11:59:55.000940 image/jpeg 2409 2024-08-27T11:59:54.919934 image/jpeg 187849 2021-12-16T20:17:13 application/octet-stream application/zip 448066 2021-12-16T20:17:13 application/octet-stream application/zip 459555 2024-08-27T11:59:53.855977 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