File:Vintage Calfax Data Brain II Electronic Pocket Calculator, Similar To The Unifive Data Brain II (aka Unifive 301) Made In The USA, Red LED Display, Made In Hong Kong, Circa 1974 (14212785093).jpg

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National Museum of American History

Find many great new & used options and get the best deals for Data Brain II by Calfax - Vintage Calculator - Tested Works - Great Condition at the

Data Brain II by Calfax - Vintage Calculator - Tested Works - Great Condition

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