%% 
%%  A DANTE-Edition example
%% 
%%  Example 04-01-2 on page 127.
%% 
%%  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) 1,2
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{183.78818pt}
\usepackage[utf8]{inputenc}% adapt maybe
\usepackage[paper=70mm:80mm,pagesize]{typearea}
\usepackage[english]{babel}
\setlength\parindent{0pt}
\usepackage{longtable}% for setting of LTpre
\setlength\LTpre{0pt}
\usepackage{fancyhdr}
\lhead{\small Page break demo}
\pagestyle{fancy}
\setcounter{page}{1}
\renewcommand\thepage{page \arabic{page}}

\usepackage{array,longtable}

\begin{document}
\begin{longtable}{@{} l c r p{2.5cm} @{}}
l & c & r & 1st row\\\hline
l & c & r & 2nd row\\\hline
l & c & r & A row with a lot of text that results in a page break after just the
    second table row because the text included in the third line is too
    high to fit on the first page. Pagebreaks are only possible between
    table lines and not inside a cell \ldots
\end{longtable}
\end{document}