Thank you, Joe. However, I just have read a lot from those with more experience than I have with these older machines - like jlhmnj, Macybaby, Glenn and SteveH. I also have downloaded the ISMACS Needle List pdf which can be found at
https://ismacs.net/needle_and_shank/...edle-list.html
As far as the patent date, while it could have been made shortly thereafter, it could have been many years later. So the only thing a patent date means is that it could not be older than that.
Janey - Neat people never make the exciting discoveries I do.
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