Scientific American Supplement, No. 481, March 21, 1885

Scientific American Supplement, No. 481, published on March 21, 1885, is a periodical featuring a collection of articles on engineering, technology, electricity, and architecture. This issue highlights advancements in 19th-century science, including the Righi Railroad and innovations in machinery for polishing boots and shoes. Each article offers insights into the technological progress of the era, making it a significant resource for understanding the historical context of science and industry during this period.