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I obtained this HP 8S caculator which design differs from the production version. Has anybody seen this design before? I suppose this should be a prototype of the HP 8S Non RPN calculator. The production version HP 8S was released mainly in the Asia or Australia market.


HP 8S Prototype:



HP 8S production version

Edited: 26 Feb 2012, 6:11 a.m. after one or more responses were posted

The 8s educalc picture doesn't show here. :-(

Thanks, corrected