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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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