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Additional Pictures 

 

The rare "SR-40 LCD" designation zoomed.

This advertisment shows
clearly a n!-key (lower left).

The leather pouch of the SR-40 LCD (left) looks much more valuable than the plastic shell of the TI-30 LCD.

The battery compartments of the SR-40 LCD (left) and the TI-30 LCD (right) are really different.

The side view of the SR-40 LCD (top) with a wedge shape design instead the 
stepped battery compartment found with the European TI-30 LCD (bottom).


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

Joerg Woerner, October 13, 2004. No reprints without written permission.