Project Gutenberg 2004-10-05 Public domain in the USA. 188 Various Verschillende Various, Various Scientific American Supplement, No. 821, September 26, 1891 Reading ease score: 57.7 (10th to 12th grade). Somewhat difficult to read. Produced by Victoria Woosley, Don Kretz, Juliet Sutherland and the PG Distributed Proofreaders Team "Scientific American Supplement, No. 821, September 26, 1891" by Various is a scientific publication produced in the late 19th century. This periodical features a collection of articles highlighting advancements and topics in architecture, engineering, medicine, photography, and technology of its time, reflecting the burgeoning interests of society in scientific and practical knowledge. The opening of this issue introduces a variety of articles with diverse topics. It begins with a detailed description of the newly constructed Labor Exchange in Paris, showcasing its architectural features. Subsequent sections cover technical discussions on the construction and maintenance of underground circuits, fire extinguishing methods involving liquid carbon dioxide, and the production of smokeless gunpowder, along with other scientific advancements. This collection serves as a historical snapshot of contemporary scientific thought and practical applications at the end of the 19th century. (This is an automatically generated summary.) en Science -- Periodicals T Text Scientific American Browsing: Computers & Technology Browsing: Encyclopedias/Dictionaries/Reference Browsing: Science - General 313124 311774 2025-02-06T05:57:26.011209 2023-10-06T10:04:56.778399 text/html text/html 283842 2024-10-28T20:39:48 text/html 4729939 2025-02-06T05:57:42.587590 application/epub+zip 4730753 2025-02-06T05:57:32.350169 application/epub+zip 182640 2025-02-06T05:57:26.318177 application/epub+zip 2418020 2025-02-06T05:57:46.279604 application/x-mobipocket-ebook 2384568 2025-02-06T05:57:36.415108 application/x-mobipocket-ebook 245442 2022-09-07T03:26:00.462868 application/x-mobipocket-ebook 295887 295915 2025-02-06T05:57:25.236171 2023-10-06T10:04:55.990353 text/plain; charset=us-ascii text/plain 276036 2024-10-28T20:39:48 text/plain; charset=us-ascii 295701 2020-12-18T08:55:29 text/plain; charset=us-ascii 296100 2020-12-18T08:55:29 text/plain; charset=us-ascii 21872 2025-02-06T05:57:46.431586 application/rdf+xml 6718 2025-02-06T05:57:26.404168 image/jpeg 1276 2025-02-06T05:57:26.357178 image/jpeg 104756 2020-12-18T08:55:29 application/octet-stream application/zip 5087693 2020-12-18T08:55:29 application/octet-stream application/zip 104751 2020-12-18T08:55:29 application/octet-stream application/zip 5096872 2025-02-06T05:57:26.105197 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