Investigations representing the departments. Astronomy and astrophysics .. (1903)
University of Chicago · Chicago : The University of Chicago Press · leaf 402
Decennial Publications, VIII Plate V 46o 48o Soo T S4i; 560 6Bo 6oo e^O E^^^^^^y ^m r ^^1 ■niM ^Hj^-f^ 1 -^fgW mi L 249 a SchJ. lo2 SchJ. Fig. 1. Spectra of Fourth-Typf; Stars (Vooel) B.-c Bq BS ^1 SB as Ji4 33 3Z 31 r I I I I I I … l.>2 .Sr/ij. 7 .Sc/ij. 541 BiriH. Fig. 2. Spectra of Fourth-Type Stars (Dunerj
Astronomy
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