%%
%% The LaTeX Companion, 2ed (second printing August 2004)
%%
%% Example 10-1-18 on page 606.
%%
%% Copyright (C) 2004 Frank Mittelbach, Michel Goossens,
%%    Johannes Braams, David Carlisle, and Chris Rowley
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%%
%% See http://www.latex-project.org/lppl.txt for details.
%%

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{87.0pt}
\StartShownPreambleCommands
\usepackage{epic}    \renewcommand\put{\jput} % <- always use \jput
\begin{filecontents}{test.put}
0 0                                    % sample data in external file
30 70                                  % note that coordinates are
70 50                                  % separated by a space
80 60
\end{filecontents}
\newcommand\cd{\makebox(0,0){$\diamond$}}
\StopShownPreambleCommands
\begin{document}
\begin{picture}(80,80)
 \begin{dashjoin}{6}[2] \putfile{test.put}{\cd} \end{dashjoin}
 \put(30,75){\makebox(0,0)[b]{\scriptsize maximum}}
\end{picture}
\end{document}