On 17 April 2014 01:31, Graham Foulkes wrote: > ... > maybe MUmetal > ... > and, if so, of potentially significant value for other purposes, unless the transformer is an especially valued one. R --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .