The Hale Observatories are observatories set up by George Ellery Hale, including: Mount Wilson Observatory, in Los Angeles County, California Palomar Observatory,…
The Hale Observatories are observatories set up by George Ellery Hale, including:
Mount Wilson Observatory, in Los Angeles County, California Palomar Observatory, in San Diego County, California Yerkes Observatory, in Williams Bay, Wisconsin
See also Hale Solar Laboratory, in Pasadena, California
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