% -------------------------------------------------------------------------
% LETTER Address
% -------------------------------------------------------------------------
\documentclass[12pt]{article}
% -------------------------------------------------------------------------
\begin{document}
\thispagestyle{empty}
\fbox{%
\begin{minipage}[t]{43mm}
\footnotesize % Return Address
  {}\\
  {}\\
  {}\\
  {}\\
  {}
\end{minipage}
\begin{minipage}[t]{84mm}
\raggedleft
{\LARGE AIR MAIL }\\[20mm]
\large        % Addressee
  \\
  \\
  \\
  \\
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
\end{minipage}}
\end{document}
% -------------------------------------------------------------------------
