References

 
• Briley, M. M., Hesser, J. E., Bell, R. A., Bolte, M., & Smith, G. H. 1994, AJ, 108, 2183 NASA ADS  
• Briley, M. M. 1997, AJ, 114, 1051 NASA ADS  
• Brown, J. A., & Wallerstein, G. 1992, 104, 1818  
• Cannon, R. D., Croke, B. F. W, Bell, R. A., Hesser, J. E., & Stathakis, R. A. 1998, MNRAS, 298, 601 NASA ADS  
• Carretta, E., & Gratton, R. G. 1997, A&AS, 121, 95 NASA ADS  
• Carretta, E., Gratton, R. G., & Clementini, G. 2000a, MNRAS, 316, 721 NASA ADS  
• Carretta, E., Gratton, R. G., Clementini, G., & Fusi Pecci, F. 2000b, ApJ, 533, 215 NASA ADS  
• Clementini, G., Gratton, R. G., Carretta, E., & Sneden, C. 1999, MNRAS, 302, 22 (CGCS) NASA ADS  
• Chaboyer, B., Demarque, P., & Sarajedini, A. 1996, ApJ, 462, 57 NASA ADS  
• Catelan, M. 1998, ApJ, 495, L81 NASA ADS  
• Cohen, J. G. 1999, AJ, 117, 2434 NASA ADS  
• Crawford, D. L., & Snowden, M. S. 1975, PASP, 87, 561 NASA ADS  
• Gratton, R. G., Fusi Pecci, F., Carretta, E., et al. 1997, ApJ, 491, 749 NASA ADS  
• Gratton, R. G., Bonifacio, P., Bragaglia, A., et al. 2001, A&A, 369, 87 NASA ADS  
• Grundahl, F., & Sørensen, A. N. 1996, A&AS, 116, 367 NASA ADS  
• Grundahl, F., VandenBerg, D. A., & Andersen, M. I. 1998, ApJ, 500, L179 NASA ADS  
• Grundahl, F., Briley, M. B., Stetson, P. B., Andersen, M. I., & Moreno, C. 2002, A&A, in preparation  
• Grundahl, F., VandenBerg, D. A., Bell, R. A., Stetson, P. B., & Andersen, M. I. 2000, AJ, 120, 1884 NASA ADS  
• Grundahl, F. 1999, in Spectrophotometric Dating Stars and Galaxies, ed. I. Hubeny, S. Heap, & R. Cornett, ASP Conf. Proc., 192, 223  
• Grundahl, F., VandenBerg, D. A., Stetson, P. B., Andersen, M. I., & Briley, M. B. 1999a, in The Galactic Halo: from Globular Clusters to Field Stars; 35th Liege Int. Astroph. Coll.  
• Grundahl, F., Catelan, M., Landsman, W. B., Stetson, P. B., & Andersen, M. I. 1999b, ApJ, 524, 242 NASA ADS  
• Hale, A. 1994, AJ, 107, 306 NASA ADS  
• Hanson, R. B. 1979, MNRAS, 186, 875 NASA ADS  
• Harris, W. E. 1996, AJ, 112, 1487 NASA ADS  
• Heasley, J. N., & Christian, C. A., in The Formation and Evolution of Star Clusters, ed. K. Janes, ASP Conf. Ser., 13, 266  
• Hesser, J. E., Harris, W. E., VandenBerg, D. A., et al. 1987, PASP, 99, 739 NASA ADS  
• Hodder, P. J. C, Nemec, J. M., Richer, H. B., & Fahlman, G. G. 1992, AJ, 103, 460 NASA ADS  
• Lebreton, Y., Perrin, M.-N., Cayrel, R., Baglin, A., & Fernandes, J. 1999, A&A, 350, 587 NASA ADS  
• Lutz, T. E., & Kelker, D. H. 1973, PASP, 85, 573 NASA ADS  
• Nissen, P. E. 1988, A&A, 199, 146 NASA ADS  
• Nissen, P. E., & Schuster, W. J. 1991, A&A, 251, 457 NASA ADS  
• Olsen, E. H. 1983, A&AS, 54, 55 NASA ADS  
• Olsen, E. H. 1984, A&AS, 57, 443 NASA ADS  
• Pont, F., Mayor, M., Turon, C., & VandenBerg, D. A. 1998, A&A, 329, 87 NASA ADS  
• Reid, I. N. 1997, AJ, 114, 161 (R97) NASA ADS  
• Reid, I. N. 1998, AJ, 115, 204 (R98) NASA ADS  
• Reid, I. N. 1999, ARA&A, 37, 191 NASA ADS  
• Rosenberg, A., Saviane, I., Piotto, G., & Aparicio, A. 1999, AJ, 118, 2306 NASA ADS  
• Rutledge, G. A., Hesser, J. E., Stetson, P. B., et al. 1997a, PASP, 109, 883 NASA ADS  
• Rutledge, G. A., Hesser, J. E., & Stetson, P. B. 1997b, PASP, 109, 907 NASA ADS  
• Salaris, M., & Weiss, A. 1998, A&A, 335, 943 NASA ADS  
• Schlegel, J. J., Finkbeiner, D. P., & Davis, M. 1998, ApJ, 500, 525 NASA ADS  
• Schuster, W. J., & Nissen, P. E. 1988, A&A, 73, 225 (SN88)  
• Schuster, W. J., & Nissen, P. E. 1989, A&A, 221, 65 (SN89) NASA ADS  
• Sneden, C., Kraft, R. P, Langer, G. E., Prosser, C. F., & Shetrone, M. D. 1994, AJ, 107, 1773 NASA ADS  
• Stetson, P. B. 1987, PASP, 99, 191 NASA ADS  
• Stetson, P. B., & Harris, W. E. 1988, AJ, 96, 909 NASA ADS  
• Stetson, P. B. 1990, PASP, 102, 932 NASA ADS  
• Stetson, P. B. 1991, AJ, 102, 589 NASA ADS  
• Stetson, P. B. 1991, in The Formation and Evolution of Star Clusters, ed. K. Janes, ASP Conf. Ser., 13, 88  
• Stetson, P. B. 1994, PASP, 106, 250 NASA ADS  
• Stetson, P. B. 2000, PASP, 112, 925 NASA ADS  
• VandenBerg, D. A., Swenson, F. J., Rogers, F. J., Iglesias, C. A., & Alexander, D. R. 2000, ApJ, 532, 430 NASA ADS  
• VandenBerg, D. A. 2000, ApJS, 129, 315 NASA ADS  
• Zinn, R., & West, M. J. 1984, ApJS, 55, 45 NASA ADS  
• Zoccali, M., Renzini, A., Ortolani, S., et al. 2001, ApJ, 553, 733 NASA ADS