Image / Three drawings of Hale's spectrohelioscope, drawn by Russell W. Porter

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Title: Three drawings of Hale's spectrohelioscope, drawn by Russell W. Porter
Date Created and/or Issued: 1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
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: Three drawings of George Ellery Hale's spectrohelioscope. The 3 views are: coelostat mirrors, slits & grating (top image), and 2 concave mirrors. Drawings by Russell W. Porter, dated in his hand [19]29. 3 cut glass plates mounted upon a single 8x10 plate.
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 127
28124
http://hdl.huntington.org/cdm/ref/collection/p15150coll2/id/662
Subject: Spectrohelioscope
Coelostat
Structural drawing
Mechanical drawing
Astronomical instruments
Mirrors
Astronomical spectroscopy
Hale, George Ellery, 1868-1938
Porter, Russell Williams, 1871-1949
Photographic prints. (gmgpc)
Source: Photographs, Huntington Digital Library

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