Image / Commercial photograph of a ruling machine

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Title: Commercial photograph of a ruling machine
Creator: A. Church Photographers
Date Created and/or Issued: 1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
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: Commercial photograph of ruling machine from John Unertl Optical Co. Photo by A. Church Photographers, 910 Federal St., Pittsburgh, Pa. photo #29183.
Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Type: image
Format: image/tiff
Extent: 1 8X10 print
Identifier: COPC 1729
29726
http://hdl.huntington.org/cdm/ref/collection/p15150coll2/id/701
Subject: Spectrum analysis--Instruments
Diffraction gratings
Machinery
John Unertl Optical Co
Photographic prints. (gmgpc)
Source: Photographs, Huntington Digital Library

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