%% 
%%  A DANTE-Edition example
%% 
%%  Example 02-16-2 on page 86.
%% 
%%  Copyright (C) 2010 Herbert Voss
%% 
%%  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.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\setlength\parindent{0pt}

\usepackage[vlines]{tabularht}

\begin{document}
\begin{tabularht}{1.75cm}{*{4}{|c}|}\hline
column 1 & column 2 & column 3
  & column 4\\\hline
\interrowfill[2,3]\hline
column 1 & column 2 & column 3
  & column 4\\\hline
\end{tabularht}
\end{document}
