On February 1, 1913, the Scientific American Supplement published its Volume 108, Number 5 issue. This periodical was a weekly supplement to the main Scientific American magazine and included a variety of scientific and technological topics relevant to its readership at the time.Key Highlights from the February 1, 1913 Issue: Scientific Articles: The issue featured articles on various scientific advancements and discoveries, including discussions on engineering, electricity, and innovations in technology.Inventions: It included a section dedicated to recently patented inventions, showcasing new technologies and methods that were emerging during that period.Biographical Sketches: The issue often highlighted notable figures in science and technology, providing insights into their contributions and achievements.Notes and Queries: Readers could find a section for questions and discussions related to scientific topics, fostering community engagement among readers interested in science.Index of Inventions: This section provided an organized list of inventions covered in the magazine, making it easier for readers to reference specific innovations.The Scientific American Supplement served as an important platform for disseminating scientific knowledge and promoting public interest in science and technology during the early 20th century. Its last issue was published on December 27, 1919, after which it transitioned into what is now known as the regular Scientific American magazine

The Scientific American Supplement was a weekly publication distinct from the main Scientific American magazine, running from 1876 to December 27, 1919. It focused on practical information related to science, art, mechanics, chemistry, and manufacturing