\begin{table}%t5
\caption{\label{redd}Flux ratios and ${E(B-V)}$.} 
\small%\centerline
{
  \begin{tabular}[t]{cccccccc}
  \hline\hline
 & &\multicolumn{2}{c}{AP1}&\multicolumn{2}{c}{NUC}&\multicolumn{2}{c}{AP3}\\
  \cline{3-8}
 & Intrinsic & Measured  &  & 
Measured  &  & Measured & \\
Ratio & value & value & ${E(B-V)}$ & value & ${E(B-V)}$ & value &${E(B-V)}$ \\
  \hline\noalign{\smallskip}
$\lbrack$\ion{Fe}{ii}$\rbrack$ 1.256/1.643~$\mu$m & 1.36$^1$ & 
$1.42 \pm 0.18$ & $<$$0.35$ & 
$0.89 \pm 0.04$ & $1.49 \pm 0.14$ &
$1.29 \pm 0.16$ & $<$$0.62$ \\
$\lbrack$\ion{Fe}{ii}$\rbrack$ 1.676/1.294~$\mu$m & 0.77$^1$ &
$2.50 \pm 1.34$ & $4.5 \pm 2.0$ & 
$1.14 \pm 0.14$ & $1.49 \pm 0.49$ &
$1.00 \pm 0.44$ & $<$$2.72$ \\
$\lbrack$\ion{Fe}{ii}$\rbrack$ 1.533/1.297~$\mu$m & 1.06$^1$ &
$3.0 \pm 12.0$ & $5.71 \pm 3.88$ & 
$1.27 \pm 0.07$ & $1.00 \pm 0.32$ &
-- & -- \\
Pa$\beta$/Pa$\gamma$& 1.79$^2$ & 
$1.92 \pm 0.33$ & $<$$1.08$ & 
$2.24 \pm 0.14$ & $1.01 \pm 0.22$ & 
$1.89 \pm 0.54$ & $<$$1.52$ \\
Br$\gamma$/Pa$\delta$& 0.50$^2$ & 
$0.50 \pm 0.14$ & $<$$0.34$ & 
$0.84 \pm 0.10$ & $0.68 \pm 0.13$ & 
$0.60 \pm 0.35$ & $<$$0.94$ \\
Br$\gamma$/Pa$\gamma$& 0.31$^2$ & 
$0.32 \pm 0.06$ & $<$$0.35$ & 
$0.44 \pm 0.03$ & $0.52 \pm 0.10$ & 
$0.31 \pm 0.18$ & $<$$0.88$ \\
Pa$\beta$/Pa$\delta$& 2.90$^2$ & 
$3.00 \pm 0.77$ & $<$$0.80$ & 
$4.45 \pm 0.25$ & $1.15 \pm 0.25$ & 
$3.60 \pm 1.15$ & $<$$1.45$ \\
Pa$\gamma$/Pa$\delta$& 1.62$^2$ & 
$1.56 \pm 0.46$ & $<$$1.77$ & 
$1.98 \pm 0.21$ & $1.37 \pm 0.72$ & 
$1.89 \pm 0.76$ & $<$$3.79$ \\
Br$\gamma$/Pa$\beta$ & 0.17$^2$ & 
$0.17 \pm 0.02$ & $<$$0.27$ & 
$0.19 \pm 0.01$ & $0.31 \pm 0.10$ & 
$0.17 \pm 0.08$ & $<$$1.12$ \\
  \hline
H$\alpha$/H$\beta$ & 3.10$^2$ & & & $ 5.77 \pm 0.27$ & $ 0.62 \pm 0.05$ & \\
$\lbrack$\ion{S}{ii}$\rbrack$ 1.03~$\mu$m/$4068~\AA$ & 0.67$^3$ &&& $1.55 \pm 0.39$ & 
$0.28 \pm 0.08$ & \\
\hline
   \end{tabular}}
   \smallskip
$^1$~Calculated from  Nussbaumer 
               \& Storey (\cite{Nussbaumer1988}) transition probabilities;
$^2$~Osterbrock (\cite{Osterbrock1989});
$^3$~calculated from Keenan (\cite{Keenan1991}) atomic data. 
\end{table}