Abstract
July 17, 1850.—The earliest photographs of stars were those of Castor and obtained on July 17, 1850, with the refractor at Cambridge, Mass., by Whipple under the direction of W. C. Bond.
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S., E. Calendar of Discovery and Invention. Nature 120, 101 (1927). https://doi.org/10.1038/120101a0
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DOI: https://doi.org/10.1038/120101a0