Project Gutenberg 2006-07-28 Public domain in the USA. 162 Leeuwenhoek, Antoni van 1632 1723 Leeuwenhoek, Anthony van Leeuwenhoeck, Antonius Leeuwenhoek, Thonius Philips van Leeuwenhoek, Antonie Philips van Den Waaragtigen Omloop des Bloeds Produced by Louise Hope, Frank van Drogen, the Netherlands Team and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by the Canadian Institute for Historical Microreproductions (www.canadiana.org)) "Den Waaragtigen Omloop des Bloeds" by Antoni van Leeuwenhoek is a scientific publication written in the late 17th century. This work discusses the circulation of blood in various creatures, showcasing Van Leeuwenhoek's meticulous observations through the use of a microscope. The book provides insights into the structure and function of blood vessels, particularly arteries and veins, as he explores these systems in different animals. In this detailed exploration, Van Leeuwenhoek presents his observations of the blood circulation process in frogs and small fish, using vivid descriptions and illustrations to depict the flow of blood through their bodies. He meticulously describes how blood travels from the heart through the arteries to various body parts, and then returns via the veins, highlighting the continuous and dynamic nature of this system. He also comments on the physical characteristics of blood corpuscles, comparing them to the shapes of other elements, and concludes with a call for further exploration of these concepts in larger animals. His findings paved the way for greater understanding in the fields of anatomy and physiology, illustrating the importance of careful observation and scientific inquiry. (This is an automatically generated summary.) Reading ease score: 64.7 (8th & 9th grade). Neither easy nor difficult to read. nl Blood -- Circulation Blood-vessels QP Text Physiology Category: Science - Biology 82568 2025-08-08T06:54:59.907311 text/html 77751 2006-07-28T11:38:56 text/html 636225 2025-08-08T06:55:05.644318 application/epub+zip 633705 2025-08-08T06:55:03.012292 application/epub+zip 86557 2025-08-08T06:55:01.807290 application/epub+zip 844746 2025-08-08T06:55:07.664322 application/x-mobipocket-ebook 833563 2025-08-08T06:55:04.825339 application/x-mobipocket-ebook 195206 2022-09-09T06:40:52.982733 application/x-mobipocket-ebook 70227 2025-08-08T06:54:59.527354 text/plain; charset=us-ascii 70150 2006-07-28T11:38:54 text/plain; charset=us-ascii 19158 2025-08-08T06:55:07.791274 application/rdf+xml 17356 2025-08-08T06:55:02.310306 image/jpeg 4118 2025-08-08T06:55:02.055317 image/jpeg 25036 2006-07-28T11:39:00 application/octet-stream application/zip 614123 2006-07-28T11:39:00 application/octet-stream application/zip 656596 2025-08-08T06:54:59.952371 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 en.wikipedia nl.wikipedia