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Additional Pictures 

 

The TI-81 calculator sold in 1991 in its package.

Please notice the "Constant Memory" feature listed on the backside of the package! 

 Please remember the "Constant Memory" feature.


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

Joerg Woerner, March 16, 2009. No reprints without written permission.