Tuesday, 27 June 2017

{Vertical Polarity}[21st December 1987]

[Redbook4:246][19871221:0000]{Vertical Polarity}[21st December 1987]


19871221

The period during which (as I recall) I was most seriously doubtful as to the relative polarity of +CI~ and A~ – something about which I now have virtually no doubt – was the period of our computer business in London, when I was at and near the A~ point.



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