Image / General Electric publicity photograph of grinding a 22-inch quartz mirror blank

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Title: General Electric publicity photograph of grinding a 22-inch quartz mirror blank
Date Created and/or Issued: 1929-05-09
Contributing Institution: Huntington Library
Collection: Photographs
Rights Information: For information on using Huntington Library materials, please see Reproductions of Huntington Library Holdings: https://www.huntington.org/library-rights-permissions
Description: General Electric publicity photograph of grinding a 22-inch quartz mirror blank. The General Electric Publicity Department logo is seen in the lower left-hand corner, below the image. The typescript title is at the bottom as well:"Grinding 22-inch quartz mirror blank". Below that is teh code E320 and the date 5-9-29. The image shows grinding of a mirror blank; electrical outlets are seen in the wall to the left of the grinder.
Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Type: image
Format: image/tiff
Identifier: COPC 1592
29589
http://hdl.huntington.org/cdm/ref/collection/p15150coll2/id/1527
Subject: Mirrors
Quartz
Grinding and polishing
Grinding machines
Electric apparatus and appliances
Photographic prints. (gmgpc)
Source: Photographs, Huntington Digital Library

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