Scanned copy of the instruction manual for a Ward's Damascus Grand treadle sewing machine from 1920.

S ix-pack abs might be one of the most sought-after fitness goals, but the truth is, they're not easy to get -- and for a lot ...

This is the first volume of the fundamental work Machine Tool Design, which is to be published in four volumes. Volume I deals with the basic machine tools and special machine tools used in cutting ...

Peatlands, which constitute only 3% of Earth's land surface, store an estimated 612 Pg of carbon. Due to escalating warming and anthropogenic impacts, numerous peatlands undergo degradation, releasing ...

Dive into the intricate mechanics of a Rube Goldberg machine from every angle, uncovering the chain reactions, precise timing, and creative engineering that make it work. This immersive ...