Based on data collected at the European Southern Observatory with the VLT-UT2, Paranal, Chile (ESO 073.D-0100).

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Tables 3, 4 and 7 are only available in electronic form at the CDS via anonymous ftp to cdsarc.u-strasbg.fr (130.79.128.5) or via http://cdsweb.u-strasbg.fr/cgi-bin/qcat?J/A+A/440/901

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... package

IRAF is distributed by the National Optical Astronomy Observatory, which is operated by the Association of Universities for Research in Astronomy, Inc, under cooperative agreement with the National Science Foundation.

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... scale

Of course, scale errors would be much larger. However, as mentioned in the Introduction, this is not a serious concern if reddening and abundance scale are tied to those of globular clusters by an appropriate consistent analysis as in Gratton et al. (2003a).

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