![](http://www.alamy.com/thumbs/6/9EE117A4-E632-4B4D-8E30-7AF31A82CBAE/PTM0C0.jpg)
muffle furnace, 1900
Size: 2592px × 1887px
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