Scientific American Supplement, No. 620, November 19,1887

Published on November 19, 1887, the 'Scientific American Supplement, No. 620' is a periodical featuring a collection of articles on various scientific topics, reflecting the technological advancements of the late 19th century. It includes discussions on architecture, biography, chemistry, engineering, and sanitation, with highlights such as the architectural history of Bristol Cathedral and Oliver Evans' contributions to steam engine technology. This supplement serves as a valuable historical resource, showcasing American innovation and the era's industrial progress.