> On Jun 4, 2016, at 8:53 AM, John McMaster <john at mcmaster.fr> wrote: > > Variations on a theme... > > http://johnmcmaster.com/PAW/2016/23 good to see how you worked it 4 feels best to me Regards, George Lottermoser http://www.imagist.com http://www.imagist.com/blog http://www.linkedin.com/in/imagist