Investigations representing the departments. Astronomy and astrophysics .. (1903)
University of Chicago · Chicago : The University of Chicago Press · leaf 408
11 1V t1B I Fig. 2. Green Carbon Fluting Fig. 3. Yellow Carbon Fluting SPECTRUM OF CARBON ARC COMPARED WITH SPECTRA OF THIRD AND FOURTH TYPES ^B R A R y UNIVcr.SlTV .; ■J Decennial Publications, VIII Plate VIII … 19 Ii.v SPECTRA OF FUL KTH-TYPE STARS (BLUE REGION)
Astronomy
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