\documentclass[twocolumn,twoside]{report} \usepackage{gcheck} \usepackage[reset]{geometry} \geometry{width=600pt,left=2cm,right=1cm} \geometry{dvips,showframe, columnsep=20pt} \begin{document} \typeout{} \dcheck\paperwidth{614.295pt} \dcheck\paperheight{794.96999pt} \dcheck\textwidth{528.93675pt} \dcheck\textheight{556.47656pt} \dcheck\oddsidemargin{-15.36449pt} \dcheck\evensidemargin{-43.81725pt} \dcheck\topmargin{-13.87262pt} \dcheck\headheight{12pt} \dcheck\headsep{25pt} \dcheck\footskip{30pt} \dcheck\marginparwidth{48pt} \dcheck\marginparsep{10pt} \dcheck\columnsep{20pt} \dcheck\hoffset{0pt} \dcheck\voffset{0pt} \ccheck\mag{1000} \checkresults \typeout{} \manyfoxes\manyfoxes\manyfoxes\manyfoxes \manyfoxes\manyfoxes\manyfoxes\manyfoxes \end{document}