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<div style="font-size: 14px;font-family: Lucida Sans;">Hello,<br><br>Can
 someone explain why do the two following TeX-files produce different 
outputs?<br>And how can I ensure that the page size remains identical 
whether I use color or not?<br><br>File 1<br>\input eplain<br>\beginpackages<br>%\usepackage{color}<br>\endpackages
 <br> \the \pdfpagewidth\par <br> \the\pdfpageheight\par <br>\the 
\vsize\par <br>\the \hsize<br>\bye<br><br>File2<br>\input eplain<br>\beginpackages<br>\usepackage{color}<br>\endpackages
 <br> \the \pdfpagewidth\par <br> \the\pdfpageheight\par <br>\the 
\vsize\par <br>\the \hsize<br>\bye<br><br><br>Regards,<br><br>Gérald<br></div>
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