Vintage Texas Instruments TI Business Analyst Pocket LED Calculator, Made in the USA, the First in a Long Line of Popular Financial Calculators, Circa 1976 | Business analyst, Financial calculators, Calculator
Mark-->'s Scientific Calculators
Electronic Calculators—Handheld | National Museum of American History
The first handheld computer, the TI-59 programmable calculator could execute a sequence of preprogrammed instructions, store and retrieve data, apply conditional logic, and make computations. Shown here with the optional PC-100C printer
Texas Instruments SR-10 Handheld Electronic Calculator | National Museum of American History
Texas Instruments 2500
Brilliant' inventor who co-created first handheld calculator in 1967 dies | Metro News
File:Vintage Texas Instruments Model SR-10 Pocket LED Calculator, First of a Line of TI "Slide Rule" Models, Sealed Battery, Price - 149.95 USD, Circa 1972 (9304906070).jpg - Wikimedia Commons
History of Graphing Calculators timeline | Timetoast timelines
Texas Instruments
First handheld calculator headlines auction of mathematical treasures
nosher.net - Texas Instruments advert: Now from Texas Instruments - three machines in one
File:Vintage Texas Instruments Model TI-1450 Pocket LED Calculator, Original Price 16.00 USD, Made in USA, Circa 1976 (9302655836).jpg - Wikimedia Commons
TI's first graphing calculator, the TI-81] - Texas Instruments Records - SMU Digital Collections