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John Wolff's Web Museum - Hewlett-Packard Calculators
HP 9100B was an improved version of HP 9100A, a first Hewlett Packard calculator introduced in 1968. The HP 9100B is a scientific desktop calculator with magnet…
HP - HP calculators have been making it count since 1968. #TBT http://hp.nu/KNcJ9 | Facebook
1968 , Volume , Issue Sept-1968
Category:HP-9100 - Wikimedia Commons
HP 9100A: Launching the PC Revolution - HP History
HP 9100A: Launching the PC Revolution - HP History
HP 9100A: Launching the PC Revolution - HP History
HP - #TBT In 1968, Bill and Dave created HP 9100A, the world's first programmable scientific calculator. Today, we follow in their footsteps with another mathematical innovation: HP Prime. http://hp.tl/6185BKgVx | Facebook
HP9100
First Electronic Calculator Prototype – Joy of Museums Virtual Tours