The book "Scientific American Journal, Vol. XXIV., No. 12, March 18, 1871. A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures" is a valuable publication that collects the latest discoveries in various fields of knowledge. The editors of the magazine carefully select materials to help readers stay abreast of the latest scientific achievements and technical innovations. The authors of various articles, in addition to the flow of news, also share practical advice and conclusions, make attempts simple and accessible to understanding. "Scientific American Journal" is a reliable source of interesting and useful information for everyone who is interested in scientific discoveries and technical achievements of the world.