Eric that looks like a newer model of the older Edmund Scientific Red ones.
See review here.
http://www.cloudynights.com/documents/astroscan.pdf
One very interesting things about these is that because of there spherical base, they are actually lend themselves to have a clock drive added. The rotation of the sphere can easily mimick the rotation of the earth. They are not restricted in Alt/Az only due to the sphere base.
This thread has some more interesting facts about larger version by and ATM'er
There was a Astro magizine article and website i cam accross long back on how to make a simple clock drive setup for these. I will try and dig it out.
Edid i found it
http://www.sff.net/people/j.oltion/trackball.htm
check the link there on the mount.
and this alos linked on that site pages scanned from a 93 sky tel mag.
http://users.skynet.be/alphonse/skytel.htm
Eric, where did you get the pics from, i would love to get one of those scopes.
Regards
Fahim