On Wednesday 16 January 2008 15:21, Donald F. Nelson wrote: > I put in the preamble: > > \usepackage[cam,letter,pdflatex]{crop} > > Before page 1 I put: > > \crop > > No cropmarks result. ... > There's no error message that I can interpret, yet nothing happens. Can you > help? > > Donald F. Nelson \usepackage[cam,letter]{crop} % \crop Eduardo.