![](http://www.alamy.com/thumbs/6/6B3A57D4-52E6-4644-95B4-155BC24D9886/PT8T88.jpg)
High-speed steam engine from Westinghouse (section through the valve body), 1900
Size: 3110px × 5000px
Photo credit: © Quagga Media / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: art, black, cut, draw, drawing, engraving, historical, illustration, illustrations, la, line, lineart, monochrome, technically, technik, techniquement, technisch, technologie, technology, vintage, white, wood, woodcut, woodengraving