Scientific American Supplement, No. 799, April 25, 1891

Published on April 25, 1891, the 'Scientific American Supplement, No. 799' is a collection of articles by various authors covering a wide range of scientific topics, including architecture, botany, chemistry, and engineering. Notable contributions include T.R. Spence's insights on architecture and G.D. Hiscox's work on hydraulics. This issue highlights significant technological advancements of the late 19th century, such as the German dispatch boat Meteor and the recovery efforts for the steamship Ulunda. It serves as a valuable historical resource for understanding the scientific discourse of its time.