THE Scientific American FOR 1870
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This Illustrated Weekly Journal of Practical Information, Art, Science, Mechanics, Invention, Chemistry, and Manufactures--Entered its Twenty-fifth Year on the 1st of January.
The SCIENTIFIC AMERICAN stands at the head of Industrial Journals of the world in point of Circulation and Influence.
Every number has Sixteen Imperial pages, embellished with Engravings of New Inventions, Machinery, Tools for the Workshop, House, and Farm, also Public Buildings, Dwelling Houses, and Engineering Works.
The Illustrated Department of the SCIENTIFIC AMERICAN is a very striking feature, and has elicited the praise of the Press and all articles appearing in its columns are written in a popular and instructive style.
To Inventors and Mechanics the SCIENTIFIC AMERICAN has special value and interest, from the fact that it furnishes an Official List of Patents issued, with copious notes of the principal American and European Patents.
The Publishers offer the following