Brian Kelly wrote:
The world was blessed with your codeless presence on Nov 11 1957.
Handheld calculators rendered slide rules obsolete when you were
14-15. Are you still using Leydon jars for capacitors Alun?

The basic four-function handheld calculator was still about $600
when he was 17; at least that's what we were selling them for at
RS at that time.

I was still using a slide rule in my 1980 college physics class.

Jeff KH6O
--
Operations Specialist 1st, U.S. Coast Guard
Mathematics Lecturer, University of Hawaii System