Scientific American, Vol. 33, No. 14 (1875)
Scientific American, volume 33, number 14 from 1875, a weekly American periodical reporting on inventions, engineering and technology for a general readership of tradesmen and inventors. Its pictures are line engravings of machines and apparatus, including a pulley-driven engine, a power loom-like mechanism, a pressure gauge with a hand pump, and an exercise apparatus, giving a designer dense, precise mechanical linework with clear labelled parts.
