\begin{table}%t2
\caption{Nebular dereddened fluxes from different authors.}\label{neb:fluxes}  
%\centering
\par
\begin{tabular}{llrrrrr} 
\hline \hline
lambda & ion & \multicolumn{5}{c}{Dereddened fluxes relative to H$\beta$} \\ 
\cline{3-7}                                                    
    &        & STIS (this work) & PRT-P97a &  MD91  &Vass98a &MBC88 \\
\hline 
  1240   &   N~{\sc v}   & stell  &   ...  &         &   ...   &     \\ 
  1336   &  C~{\sc ii}   &  ...   &   ...  &         &   26.0  &     \\ 
  1406   &  Si~{\sc iv}], O~{\sc iv}]& stell& ...  & &   12.9  &     \\ 
  1550   &  C~{\sc iv}   &  stell &   stell&         &   72.1+50.4&    \\ 
  1640   &  \heii         &  stell &   ...  &         &   31.2  &    \\ 
  1649   &  C~{\sc iv}   &  stell &   ...   &        &   10.3  &    \\ 
  1666   &  \oiii         &  6.8:  &    ...  &        &    7.4  &    \\ 
  1750   &  N~{\sc iii}] &  0.09  &         &        &         &    \\ 
  1909   &  C~{\sc iii}] & 316    &    401  &        &  392.7  &    \\ 
  2297   &  C~{\sc iii}  &  stell &    ...  &        &   30.7  &    \\ 
  2321,26&  C~{\sc ii}  &  62    &    ...  &        &   87.9  &    \\ 
  2405   &  C~{\sc iv}   &  stell &    ...  &        &    8.1  &     \\ 
  2470   &  \oii          &  6.2:  &    ...  &        &    9.0  &    \\ 
  2524   &  C~{\sc iv}   &  stell &    ...  &        &   11.9  &    \\ 
  3203   &  He~{\sc i},\heii& stell&   ...  &        &    3.4  &     \\ 
  3726+29&  \oii          &    60  &   80.0  &   85.8 &         & $<$80  \\ 
  3835   &  H~9          &   7.2  &    7.4  &   10.4 &         &   ...  \\ 
  3869   &  \neiii        &    43  &   41.6  &   50.6 &         &   47.2  \\ 
  3889   &  He~{\sc i}+H~8&  19  &  18.7   &   24.6 &         &    ...  \\ 
  3967+70&  \neiii+H~7   &  28    &   29.0  &   37.9 &         &    ...  \\ 
  4026   &  He~{\sc i}+\heii&  2.6&   2.5   &    3.9 &         &    ...  \\ 
  4069   &  \sii          &  2.2   &    2.9  &    3.9 &         &    ...  \\ 
  4102   & H$\delta$      &  26    &   25.2  &   31.2 &         &   13.5  \\ 
  4269   &  C~{\sc ii}   &   1.8  &    1.4  &    1.7 &         &    ...  \\ 
  4340   & H$\gamma$      &  46    &   46.6  &   46.6 &         &   39.9  \\ 
  4363   & \oiii          &   5.3  &    5.7  &    6.4 &         &    5.5  \\ 
  4471   &  He~{\sc i}   &   5.2  &    4.9  &    5.9 &         &    ...  \\ 
  4686   &  \heii         &   stell&    stell&    ... &         &    ...  \\ 
  4711+13&  \ariv+He~{\sc i}& ... &     0.7 &    1.3 &         &    ...  \\ 
  4711   &  \ariv         &   ...  &    0.2: &        &         &         \\ 
  4740   &  \ariv         &   ...  &    0.2: &    ... &         &    ... \\ 
  4861   & H$\beta$       &  100.0 &   100.0 &  100.0 &         &  100.0 \\ 
  4921   &  He~{\sc i}   &   1.5  &    1.4  &    2.0 &         &    ...  \\ 
  4959   &  \oiii         &   253  &  231    &  222.5 &         &   278.6 \\ 
  5007   &  \oiii         &   sat? &   sat   &   sat  &         &   800.0 \\ 
  5200   &  [N~{\sc i}]  &        &    0.3: &    ... &         &    ...  \\ 
  5411   &  \heii         &        &    0.4  &    ... &         &    ...  \\ 
  5522   &  [Cl~{\sc iii}] &      &    0.2: &    ... &         &    ...  \\ 
  5538   &  [Cl~{\sc iii}] &      &    0.3: &    ... &         &    ...  \\ 
  5755   &  [N~{\sc ii}]   &      &    0.7  &    1.4 &         &    ...  \\ 
  5808   &  C~{\sc iv}     &      &   stell &    ... &         &    ...  \\ 
  5876   &  He~{\sc i}     &      &   16.0  &  18.8  &         &   15.2  \\ 
  6300   &  [O~{\sc i}]    &      &    4.3  &    6.1 &         &    3.3  \\ 
  6312   &  [S~{\sc iii}]  &      &     1.2 &    1.3 &         &    ...  \\ 
  6363   &  [O~{\sc i}]    &      &     1.3 &   2.3  &         &    ...  \\ 
   6548  &  \nii            &      &    15.8 &   15.0 &         &    7.7  \\ 
  6563   &  H$\alpha$       &      &   285.8 &  282.1 &         &  282.4  \\ 
  6584   &  \nii            &      &   31.5  &   44.8 &         &   22.3  \\ 
  6678   & He~{\sc i}+\heii&      &    4.2  &    6.1 &         &    ...  \\ 
  6717   &  \sii            &      &    2.1  &    2.2 &         &    ...  \\ 
  6731   &  \sii            &      &    3.8  &   4.9  &         &    5.3  \\ 
  7065   &  He~{\sc i}     &      &    8.2  &  13.7  &         &    ...  \\ 
  7136   &  [A~{\sc iii}]  &      &    8.8  &   16.3 &         &    ...  \\ 
  7320+30& \oii             &      &   14.3  &   ...  &         &    ...  \\ 
\hline 
log $F(\Hb)$ &               & $-$12.80& $-$12.61 &  ...   &         &  ...    \\ 
$C(\Hb)$ &               & 0.12  &  0.18  &  0.19  &         & 1.07$^1$ \\ 
slit (\arcsec) &               & 0.2 $\times$ 52&  2; 10  &  ...   &         &  3.6 $\times$ 3.6 \\ 
\hline 
\noalign{\smallskip}
\multicolumn{5}{l}{$^1$ Value affected by atmospheric dispersion.} 
\end{tabular} 
\end{table}