18 Jun
2020
18 Jun
'20
1:37 p.m.
On 06/18/2020 03:14 PM, Peter Van Peborgh via cctech wrote:
* "C NT OL DATA" on side B (solder traces).
Sure looks like Control Data, a major manufacturer of
mainframe computers in the 60's and 70's.
And, being all discrete transistors, that would likely be
late 60's.
Jon