[G3PIJpeter]

Originally Posted by G3PIJpeter

There is just one relevant hit on the Web for RC410 at https://www.worthpoint.com/worthoped...iver-270586219

The link http://www.carlobramantiradio.it/gec_marconi.htm given on the above page contains some interesting extra information, albeit with an Italian commentary. Sufficient to get the renovations going. - Peter