Scientific American, Vol. 32, No. 9 (1875)
Scientific American, volume 32, number 9 from 1875, a weekly American periodical of mechanical and scientific news aimed at inventors, engineers and general readers. The pictures are black-and-white wood engravings of machines, architecture and apparatus, drawn with clean outlines and light hatching that a designer could borrow for technical diagrams, catalogue plates or vintage industrial motifs.








