The Largest tool in the Machinery building. A 20-foot Boring and Turning Mill; Weight, 375,000 Pounds

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Machinery Building and Boiler house of the Louisiana Purchase exposition: 'The Largest tool in the Machinery building. A 20-foot Boring and Turning Mill; Weight, 375,000 Pounds' (1904). Artist/photographer: Unsigned. Provenance: "Scientific American". Type: Antique halftone photographic print.

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Size: 3090px × 3387px
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 000, 20, 1904, 20th, 375, antique, boiler, boring, building, century, exposition, foot, halftone, house, louisiana, machinery, mill, photographic, pounds, print, purchase, tool, turning, twentieth, vintage, weight