Another beta version

LarryX Tyree contractor for brentc
Thu, 6 Jun 96 13:11:25 PDT

I made a lot more progress after sending the earlier beta version.  I found
a major bug with the rovers, so please throw the earlier one away.  I will
send a new one (5.67) out to the list.

This rover stuff is starting to come together.  

Tree N6TR