Scientific American, Vol. 35, No. 23 (1876)
Scientific American volume 35, number 23, published in 1876 in the United States, a weekly periodical for a general readership of inventors, engineers and mechanics. Its pictures are wood-engraved mechanical diagrams and machine views, with dense linework, hatched shadows and labelled parts that a designer could draw on for industrial-era machinery forms and technical line style.
