\batchmode
\ifdefined\fsize\else\def\fsize{10pt}\fi
\edef\head{\noexpand\documentclass[\fsize,xreal]{ltjsarticle}}
\head\usepackage{type1cm}
\makeatletter
\def\R#1{{#1\typeout{\string#1: \fontname\font}}}
\begin{document}\scrollmode
\R\tiny
\R\scriptsize
\R\footnotesize
\R\small
\R\normalsize
\R\large
\R\Large
\R\LARGE
\R\huge
\batchmode
\end{document}
