I found the number for Retrofit (Retrofix?)
508-478-2222
I'll try to get up for the Open House and look things over, then you may
want to talk with those Retro people...
M. K. Peirce
Rhode Island Computer Museum, Inc.
215 Shady Lea Road,
North Kingstown, RI 02852
"Casta est qui nemo rogavit."
- Ovid