The book "Scientific American Supplement, No. 488, May 9, 1885" is a publication containing interesting scientific articles, reviews of inventions and researches of world scientists of the 19th century. In this issue, readers will find materials about the latest achievements in the field of physics, chemistry, biology and other scientific disciplines. The authors of the articles are various scientists who share their research and discoveries with the general public. "Scientific American's popular science supplement" is always known for its high scientific quality and accessible presentation of complex concepts to a wide range of readers. This book will be an excellent source of knowledge for those interested in science and technology of the 19th century.