Well it's now 3 p.m. on Christmas Eve (in the UK, at least), all the food has been bought, all the presents have been wrapped and all the tree is looking magnificent...........perhaps now I can slope off to the workshop for a couple of hours! Merry Christmas to all Ron MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.