Image Details
Caption: Fig. 1.
High‐resolution spectra of the Li I 6707 Å and Ca I 6717 Å lines for eight halo dwarfs/subgiants observed at the McDonald Observatory. Note the double 6707 Å line for the spectroscopic binary BD +26° 2606.
© 1998. The American Astronomical Society. All rights reserved. Printed in U.S.A.