deletions | additions       diff --git a/subsubsectionImages_.tex b/subsubsectionImages_.tex  index 22ab5d2..146b4f4 100644  --- a/subsubsectionImages_.tex  +++ b/subsubsectionImages_.tex 
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\begin{verbatim}  > xgterm &  \end{verbatim}  in your first window. Now type {\tt \begin{verbatim}  > cl  \end{verbatim}  %{\tt  cl} in the new window to start IRAF. You will notice that the  prompt will change, and you will get a brief welcome message. You also  want to start the image display tool, called {\tt ds9}. At the  IRAF prompt, type:  \begin{verbatim}  > cl>  !ds9 & \end{verbatim}  Images can be displayed in {\tt ds9} by  using the command {\tt display} -- you will need to put in a frame