\begin{table}%t4
  \caption{Mean abundances for the globular clusters NGC~104 (47~Tuc), NGC~6752, and NGC~6397.}
  \label{ClusterAbundances}
   %\centerline
 {\begin{tabular}{lcccccccccccc}
    \hline\hline
    \noalign{\smallskip}
Cluster ID & Type$^{a}$ & ${N_*}^{b}$ & [Fe/H] & ${{\sigma}_{\rm Fe}}^{c}$ & [Sr/Fe] & ${{\sigma}_{\rm Sr}}^{c}$ & [Y/Fe] & ${{\sigma}_{\rm Y}}^{c}$ & [Ba/Fe] & ${{\sigma}_{\rm Ba}}^{c}$ & [Eu/Fe] & ${{\sigma}_{\rm Eu}}^{c}$ \\
    \noalign{\smallskip}
    \hline
    \noalign{\smallskip}
NGC~104 / 47~Tuc   & SG  & 8 & --0.69  &  0.06  &  +0.36  &  0.16  & --0.11  &  0.10   &  +0.35  &  0.12  &  +0.17    &  \ldots  \\ 
                   & TO  & 3 & --0.68  &  0.01  &  +0.28  &  0.14  &  +0.06  &  0.01   &  +0.22  &  0.12  &  +0.11    &  \ldots  \\
    \noalign{\smallskip}
NGC~6397           & SG  & 3 & --2.08  &  0.01  & --0.04  &  0.14  & --0.20  &  0.09   & --0.17  &  0.06  & $\le$+0.41    &  0.09    \\
                   & TO  & 5 & --2.07  &  0.01  & --0.06  &  0.15  & $\le$--0.17 & 0.13 & --0.31 &  0.06  & $\le$+0.46    &  \ldots  \\
    \noalign{\smallskip}
    \hline
    \noalign{\smallskip}
    \multicolumn{12}{c}{Data for NGC~6752 \citep[from][]{James2004}.} \\
    \noalign{\smallskip}
    \hline
    \noalign{\smallskip}
NGC~6752           & SG  & 9 & --1.49  &  0.07  & --0.01  &  0.09   & --0.01  &  0.13   &  +0.25  &  0.08  &  +0.40    &  0.09   \\
                   & TO  & 9 & --1.48  &  0.07  &  +0.12  &  0.19   & --0.03  &  0.11   &  +0.11  &  0.09  &  +0.47    &  0.08   \\
    \hline
  \end{tabular} }
\par
{\footnotesize $^{a}$ SG = subgiants, TO = turnoff stars; $^{b}$ $N_*$ = number of stars in each group; $^{c}$ ${\sigma}_{\rm X}$ = standard deviation around the mean value.}
\end{table}