On Wed, 17 May 2017, Paul Wills (CKT&T) wrote: > Could this be it? > > http://www.virhistory.com/navy/manuals/tty/rtty-journal/1963-1972/PDF/VO16NO2.PDF That is it! That's it! Many many thanks, sir. -- Dave Horsfall DTM (VK2KFU) "Those who don't understand security will suffer."