On Tue, Dec 6, 2011 at 11:59 AM, Bob Rathke <bobrathke at comcast.net> wrote: > > I was on many PAT PCC's in the 70's that should have been displaying the Malfunction Jct. sign. > > > > I sent the attached photo to the list about 10 years ago. Have we been doing this that long? I guess we have. Wow. 12 March 1999. -- Derrick