Project Gutenberg 2015-12-25 Public domain in the USA. 193 Various Verschillende Various, Various The National Geographic Magazine, Vol. II., No. 1, April, 1890 Produced by Ron Swanson "The National Geographic Magazine, Vol. II., No. 1, April, 1890" by Various is a scientific publication written in the late 19th century. This edition features reports and articles focusing on geographic explorations, advancements in measurement techniques, and various geographic phenomena, reflecting the period's fascination with discovery and scientific inquiry. The opening of this volume includes a detailed report by Lieutenant J. A. Norris on the methods used for determining longitude via telegraphic signals, illustrating the historical context of maritime navigation at the time. Norris explains the importance of accurate longitude measurements for navigation and surveying, discussing various methodologies, including the use of chronometers transported between locations and astronomical observations. He shares insights from expeditions aimed at improving the accuracy of these measurements and highlights the significant advancements made during previous expeditions, setting the stage for ongoing geographic research and exploration. (This is an automatically generated summary.) Reading ease score: 58.9 (10th to 12th grade). Somewhat difficult to read. en Geography -- Periodicals G Text Browsing: Culture/Civilization/Society Browsing: Encyclopedias/Dictionaries/Reference Browsing: Travel & Geography Category: Travel Writing Category: Encyclopedias/Dictionaries/Reference Category: Reports & Conference Proceedings 227161 2025-06-20T12:10:11.235434 text/html 202298 2024-10-22T23:38:59 text/html 164234 2025-06-20T12:10:15.106482 application/epub+zip 166436 2025-06-20T12:10:11.795434 application/epub+zip 131754 2025-06-20T12:10:11.449507 application/epub+zip 243034 2025-06-20T12:10:17.602464 application/x-mobipocket-ebook 223575 2025-06-20T12:10:14.850477 application/x-mobipocket-ebook 188962 2022-09-23T05:30:24.935802 application/x-mobipocket-ebook 199588 2023-09-22T06:33:56.778653 text/plain 179838 2024-10-22T23:38:59 text/plain; charset=us-ascii 15030 2025-06-20T12:10:17.743398 application/rdf+xml 14033 2025-06-20T12:10:11.624472 image/jpeg 2474 2025-06-20T12:10:11.495427 image/jpeg 160696 2025-06-20T12:10:11.259492 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog