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<p>Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb.
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<br>Subjects: Smithsonian institution. Astrophysical observatory. [from old catalog]; Infrared spectra; Solar eclipses</div>
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<dl><dd>Smithsonian Institution</dd>
<dd>Langley, S. P. (Samuel Pierpont), 1834-1906</dd></dl></div>
Internet Archive identifier