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Folder: A. Hilger, Ltd.
Dates: 1905 – 1914
George Ellery Hale Papers, Huntington Library
series 10: Director’s Files of the Mount Wilson Observatory
Box 158, Folder 14
Unpublished works created by George Ellery Hale are in the public domain and may be reproduced freely. Copyright to works by others, and to Hale’s publications, may be held by their respective creators, those creator’s heirs, or their publishers. If you wish to quote or reproduce such works beyond the extent of fair use, please contact the copyright holder to request permission.