Scientific American, Vol. 18, No. 26 (June 1868)
A weekly American technical magazine issue from June 1868, published in New York for inventors, machinists and patent-minded readers. Wood engravings show machine parts in plan and section with letter keys, a cutaway of a gas-lit engine house and well, cast rail chairs in perspective, plus a bold display advertisement combining a pocket watch, coins and heavy lettering.



