%%
%% The LaTeX Companion, 2ed (second printing August 2004)
%%
%% Example 7-7-8 on page 389.
%%
%% 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{135.0pt}
\StartShownPreambleCommands
\usepackage{txfonts}
\StopShownPreambleCommands
\begin{document}
\fontencoding{OT1}\selectfont    % LaTeX default encoding!
\L.\l.\textdollar.\textsterling.\r{A}.\r{a}\hfill (txfont)

\fontfamily{cmtt}\itshape        % italic CM Typewriter
\L.\l.\textdollar.\textsterling.\r{A}.\r{a}\hfill
                                           (all errors)

\fontencoding{T1}\selectfont     % ... in T1
\L.\l.\textdollar.\textsterling.\r{A}.\r{a}\hfill (okay)
\end{document}