Scientific American Supplement, No. 787, January 31, 1891

Published on January 31, 1891, the 'Scientific American Supplement, No. 787' is a collection of articles from various authors that explores significant scientific principles and technological advancements of the late 19th century. Topics include the life of Charles Goodyear and his invention of vulcanized rubber, as well as discussions on biology, electricity, entomology, and mechanical engineering. This supplement reflects the era's burgeoning interest in science and industry, providing insights into contemporary scientific thought and experimentation.