Project Gutenberg 2017-03-24 Public domain in the USA. 59 Dick, Thomas 1774 1857 The Practical Astronomer Comprising illustrations of light and colours--practical descriptions of all kinds of telescopes--the use of the equatorial-transit--circular, and other astronomical instruments, a particular account of the Earl of Rosse's large telescopes, and other topics connected with astronomy Produced by Chris Curnow, Wayne Hammond and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) en Astronomy Telescopes Astronomical instruments QB Text Browsing: Science - Astronomy Browsing: Science - General 1130049 1130058 2024-08-22T13:06:59.604188 2023-09-23T11:27:13.359593 text/html text/html 1137032 2017-03-24T16:22:30 text/html; charset=utf-8 2570395 2017-03-24T16:22:38 text/html; charset=utf-8 application/zip 2789644 2024-08-22T13:07:14.619262 application/epub+zip 2798544 2024-08-22T13:07:02.315170 application/epub+zip 453499 2024-08-22T13:07:00.938161 application/epub+zip 3066242 2024-08-22T13:07:22.907193 application/x-mobipocket-ebook 2969946 2024-08-22T13:07:13.021169 application/x-mobipocket-ebook 650007 2022-09-24T19:25:46.483458 application/x-mobipocket-ebook 1000698 1000494 2024-08-22T13:06:56.969187 2023-09-23T11:27:10.522581 text/plain; charset=us-ascii text/plain 1001075 2017-03-24T16:22:26 text/plain; charset=utf-8 339164 2017-03-24T16:22:36 text/plain; charset=utf-8 application/zip 18603 2024-08-22T13:07:23.079152 application/rdf+xml 6035 2024-08-22T13:07:01.115144 image/jpeg 1402 2024-08-22T13:07:01.027145 image/jpeg 2589494 2024-08-22T13:06:59.882168 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