\begin{table}%t1
\caption{Images of M~33 used in this study.}
%%\centerline

{\begin{tabular}{ l l l} 
\hline
\hline
Wavelength & Resolution & Telescope \\
\hline
20~cm       &  $51\arcsec$ & VLA $^{1}$\\
20~cm       &  $540\arcsec$ & Effelsberg $^{2}$\\
3.6~cm      &  $84\arcsec$ & Effelsberg$^{1}$\\
160~$\mu$m  &  $40\arcsec$ & Spitzer$^{3}$\\
70~$\mu$m  &  $18\arcsec$ & Spitzer$^{3}$\\
24~$\mu$m  &  $6\arcsec$ & Spitzer$^{3}$\\
6570\AA{}~(H$\alpha$)   &  $2\arcsec$ (pixel size)  & KPNO$^{4}$ \\
\hline
\end{tabular}}\label{tab1}
\smallskip
\par
$^{1}$ Tabatabaei et al. (in prep.).\\
$^{2}$ \cite{Fletcher}.\\
$^{3}$ \cite{Hinz} and this paper.\\
$^{4}$ \cite{Hoopes_et_al_97H}.\\
\end{table}