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Additional Pictures 

 

This TI professional was manufactured for Koh-I-Noor in March 1978 by
Texas Instruments in Italy (Date code RCI 0978 wk 09 yr 1978).

The whole electronics of the TI professional calculator
fits on the display printed circuit board (PCB).


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If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, October 26, 2014. No reprints without written permission.