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1971’s Smallest Battery-Powered Calculator: Dictaphone 1680

● All history songs certified from:
http://www.epidemicsound.com

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https://www.patreon.com/LazyGameReviews

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The tiniest mobile digital calculator with integrated screen on the market in 1971! As well as one of the very first hand-holdable battery powered calculators, duration.

#LGR #retro #calculator