Investigations representing the departments. Astronomy and astrophysics .. (1903)
University of Chicago · Chicago : The University of Chicago Press · leaf 258
oduces false lines in the stellar spectra, which may be confusing in spectra havingfew lines, although inconspicuous in the spectra of the solar type. We have accordingly indicated the chemicalorigin of all of the more important lines on the three spectra having the fewest lines. The plates have…
Astronomy
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