The Museum of HP Calculators
HP Forum Archive 13
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|hp28 mention on smithsonian site|
Message #1 Posted by ned on 4 Nov 2003, 12:57 p.m.
Just found this by accident. Interesting short read. This site deals with the history of math education in the United States. Gives credit to casio for the first graphing calc, but mentions the 28c.
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