\documentclass[]{jsbook}
\usepackage{psfrag,graphicx,color,defvar2,eclepsf,othermac}
\pagestyle{empty}
\begin{document}
\centering
\psfrag{x}[][]{{$x$}}
\psfrag{y}[][]{{$y$}}
\psfrag{z}[][]{{$z$}}
\psfrag{t}[][]{{$t$}}
\includegraphics[width=0.9\figbasewidth,clip]{eps1/traject-ros2-1.eps}
% \quad
% \includegraphics[width=0.95\figbasewidth,clip]{eps1/timeseries-ros2-1x.eps}
% \par
% \includegraphics[width=0.95\figbasewidth,clip]{eps1/timeseries-ros2-1y.eps}
% \par
% \includegraphics[width=0.95\figbasewidth,clip]{eps1/timeseries-ros2-1z.eps}
\end{document}
