... but at least I now have the complete plan on file. The box file is attached. The PDF appears fine. 479_151605_460000000.png John has come back to me with two tiny aberrations. I've checked the track layout and can't see anything, but they are very small indeed. 479_151608_130000000.png It's been a good day and I've learned a lot, so very worthwhile. My bed awaits shortly.... Attachment: attach_3059_3667_Mimic_Panel_compl ete_- _1.box 59 posted: 16 May 2020 08:14 from: Martin Wynne Hi Gordon, 2_160247_360000000.png This is a known bug in the sketchboard. It's been on my do-something-about list for about 10 years. For a reason which I don't understand, and have never got round to asking Nils to explain, the sketchboard output is recursively split into a series of tiles. It is probably simply to conserve resources on older machines, and could now be dispensed with. In some circumstances there is a 1-bit shear along the tile boundaries. I have drawn a line above to show the tile boundary ...