> >> Effectively it is a known problem, > > Is there a known work around? ......... > Yes, have a slightly different radius. That works fine for my original problem of co-incident corners. I have now discovered that the problem also appears if I try to round the corners of frames embedded in the text (with single frames, ie no question of co-incident corners). Is there any work around for that? John -- John Harrison - using a British Iyonix PC running RISC-OS 5 http://www.jaharrison.me.uk