Image Details
Caption: Fig. 5.
EW comparison of Gratton et al. (2000; filled squares), Barbuy (1988; open triangles), Gratton & Ortolani (1986; asterisks), Sneden et al. (1991; open circles), Shetrone (1996; crosses), Kraft et al. (1992; stars), and Takeda et al. (2000; filled pentagons). Solid lines connect independent measurements of the same star.
© 2003. The American Astronomical Society. All rights reserved. Printed in U.S.A.