TWO STARS OF CLASS F HAVING THE HΑ LINE BRIGHT

P. W. Merrill

© 1923. The Astronomical Society of the Pacific. All rights reserved. Printed in U.S.A.
Publications of the Astronomical Society of the Pacific, Volume 35, Number 207 Citation P. W. Merrill 1923 PASP 35 263 DOI 10.1086/123333