\documentstyle[timeline]{article}                                    
\def\TeXMaG{T\kern-.1667em\lower.5ex\hbox{E}\kern-.125emX% TeX part
   M\kern-.1667em\lower.5ex\hbox{A}\kern-.2267emG}                 
\begin{document}                                                   
This is a timeline of the history of \TeXMaG.                      
\begin{timeline}{2in}(0,180)                                       
\optrule                                                           
\item[12]{Jan. 24}{Volume 1, Number 1}                             
\item[33]{Mar. 6}{Volume 1, Number 2}                              
\item[43]{Mar. 25}{Volume 1, Number 3}                             
\item[81]{May. 13}{Volume 1, Number 4}                             
\item[102]{Jun. 25}{Volume 1, Number 5}                            
\item[132]{Aug. 24}{Volume 1, Number 6}   
\item[160]{Oct. 10}{Volume 1, Number 7}                         
\item[179]{Dec. 31}{The distant future}                            
\end{timeline}%% There needs to be a comment here, unfortunately.
This text should not be indented at all. I'm going to keep on going
to see what happens, because the best way to test these things is to
have the text longer than one line.                                
\end{document}