Scientific American Supplement, No. 601, July 9, 1887
The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in-depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as torpedo boats, engineering updates, sponges, and a long article on bricks and brickwork, and much more. - Summary by Larry Wilson