1974 Texas Instruments SR-10 Electronic Slide Rule Calculator
Size: 6192px × 8256px
Photo credit: © Chris Willson / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1974, calculator, chris, computing, electronic, instruments, math, mathematics, maths, portable, rule, science, slide, sr-10, tech, technology, texas, travel67, willson