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BLAISE PASCAL (1623-1662), mathématicien et inventeur français. Gravure d'une calculatrice mécanique Pascaline Photo Stock - Alamy
![Western Digital on Twitter: "Far out! Back in the early '70s, we made our mark selling calculator chips, and soon became the largest independent calculator chipmaker in the world. #TBT https://t.co/grvv0MpTma" / Western Digital on Twitter: "Far out! Back in the early '70s, we made our mark selling calculator chips, and soon became the largest independent calculator chipmaker in the world. #TBT https://t.co/grvv0MpTma" /](https://pbs.twimg.com/media/E2bFGeGXIAc4sr3.jpg)
Western Digital on Twitter: "Far out! Back in the early '70s, we made our mark selling calculator chips, and soon became the largest independent calculator chipmaker in the world. #TBT https://t.co/grvv0MpTma" /
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