Put away the laptop, the calculator and the adding machine – and try filing your taxes using an abacus. That’s right, an abacus. We haven’t always been as high-tech as we are today. Before there was ...
As part of All Things Considered's series on now-obsolete sounds, listeners recall fond memories of the old mechanical adding machine. We asked listeners to send sounds from older technologies, things ...
An early adding machine, c. 1890, invented by William Seward Burroughs, grandfather of the beat writer. National Museum of American History Today every phone is a calculator, but in the late 1800s, ...
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