%%
%% The LaTeX Companion, 3ed
%%
%% Example 6-4-6 on page I-465 in "Problems with multipage tables (all packages)".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{348.0pt}


  \setcounter{page}{1}

  % show the Page number on top and bottom and use larger fonts
  % because we scale down in the book:

  \makeatletter
  \def\@oddfoot{\hrulefill\quad Page \thepage\quad \hrulefill}
  \let\@oddhead\@oddfoot
  \let\@evenhead\@oddfoot
  \let\@evenfoot\@oddfoot
  \setlength\textheight{7.3\baselineskip}
  \AtBeginDocument{\Large}
  \makeatother

%StartShownPreambleCommands
\usepackage{longtable}
%StopShownPreambleCommands

\begin{document}
\begin{longtable}{llp{43mm}}
 entry 1.1 & entry 1.2 & entry 1.3, a long text entry taking several lines.\\
 entry 2.1 & entry 2.2 & entry 2.3, a long text entry taking several lines
                         when set in a narrow column.
\end{longtable}
\end{document}