Project Gutenberg 2014-03-11 Public domain in the USA. 62 Various Verschillende Various, Various Youmans, William Jay 1838 1901 Youmans, Wm. Jay‏ (William Jay) Appletons' Popular Science Monthly, June 1899 Volume LV Reading ease score: 54.0 (10th to 12th grade). Somewhat difficult to read. Produced by Judith Wirawan, Greg Bergquist and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) "Appletons' Popular Science Monthly, June 1899" by Various is a scientific publication produced in the late 19th century. This periodical aims to disseminate scientific knowledge and discussions on various contemporary scientific topics, reaching a wider audience through accessible writing and insightful articles. The focus is on advancing public understanding of the natural world, featuring detailed analyses and studies relevant to the societal context of the time, such as geological methods for estimating the age of natural wonders like Niagara Falls. The opening of this edition showcases an article by G. Frederick Wright that discusses a new method for estimating the age of Niagara Falls. It delves into the historical estimates made by prominent geologists, comparing them to new measurements that suggest a more accurate timeline based on geological surveys and the erosion of the falls. The discussion emphasizes the significance of these findings in understanding the geological history of the region and how they can alter the previous assumptions about the falls' age, engaging readers with a mix of historical context and modern scientific inquiry. (This is an automatically generated summary.) file:///public/vhost/g/gutenberg/html/files/45115/45115-h/images/cover.jpg en Science -- Periodicals Technology -- Periodicals AP Text Browsing: Computers & Technology Browsing: Encyclopedias/Dictionaries/Reference Browsing: Science - General 472877 472706 2024-10-19T04:12:49.145820 2023-09-19T15:26:14.501322 text/html text/html 471218 2014-03-11T14:06:04 text/html; charset=iso-8859-1 1701274 2014-03-11T14:07:52 text/html; charset=iso-8859-1 application/zip 1849344 2024-10-19T04:12:55.622713 application/epub+zip 1852452 2024-10-19T04:12:50.235819 application/epub+zip 218119 2024-10-19T04:12:49.657747 application/epub+zip 1980158 2024-10-19T04:12:59.894756 application/x-mobipocket-ebook 1951112 2024-10-19T04:12:54.979717 application/x-mobipocket-ebook 320725 2022-09-20T15:17:14.048464 application/x-mobipocket-ebook 430807 430600 2024-10-19T04:12:48.201759 2023-09-19T15:26:13.697322 text/plain; charset=us-ascii text/plain 430622 2014-03-11T14:06:02 text/plain; charset=iso-8859-1 166939 2014-03-11T14:07:52 text/plain; charset=iso-8859-1 application/zip 430681 2014-03-11T14:07:32 text/plain; charset=us-ascii 166805 2014-03-11T14:07:52 text/plain; charset=us-ascii application/zip 22053 2024-10-19T04:13:00.037687 application/rdf+xml 8840 2024-10-19T04:12:49.735860 image/jpeg 1817 2024-10-19T04:12:49.697864 image/jpeg 1703100 2024-10-19T04:12:49.245770 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