Floor plan of a square ring furnace (above). Elevation of a square ring furnace (middle). Connection of parts of a square ring furnace (below)., anonym 1900

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Size: 5000px × 3537px
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