\documentstyle{letter}
\begin{document}

%\address{ }

\signature{
Dr. Burton Joseph Rosenberg\\
Dr. Robert Chen\\
burt@cs.miami.edu\\
(305) 284--2141 }

\begin{letter}{
Jeff Dewynne\\
Mathematical Institute\\
24--29 St. Giles'\\
Oxford OX1 3LB, UK\\
+44 1865 270612}

\raggedright

\opening{Dear Professor Dewynne,}

Please consider the enclosed paper, ``Inferring model parameters
in markets with collars'' for publication in {\em Applied
Mathematical Finance}. Thank you.

\closing{~}
\end{letter}

\end{document}
