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Additional Pictures 

 

This Toshiba LC-857 calculator was manufactured in Hong Kong.

The printed circuit board (PCB) of the Toshiba LC-857
with a Toshiba T3709 single-chip calculator circuit.


horizontal rule

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

Joerg Woerner, December 12, 2010. No reprints without written permission.