Image / B' ruling engine, close up of the thrust bearing, at Hale Observatories …

B' ruling engine, close up of the thrust bearing, at Hale Observatories machine shop, Pasadena

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Title: B' ruling engine, close up of the thrust bearing, at Hale Observatories machine shop, Pasadena
Date Created and/or Issued: 1951-03
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: 'B' ruling engine, close up of the thrust bearing, at Hale Observatories machine shop, Pasadena.
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 4X5 film neg
Identifier: COPC 1703
29700
http://hdl.huntington.org/cdm/ref/collection/p15150coll2/id/1820
Subject: Diffraction gratings
Spectrum analysis--Instruments
Optical instruments
Astronomical instruments
Machinery
Machines
Hale Observatories
Photographic prints. (gmgpc)
Place: Pasadena (Calif.)
Source: Photographs, Huntington Digital Library

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