File:Casio 14-A calculator - National Museum of Nature and Science, Tokyo - DSC07314.JPG - Wikimedia Commons
Casio Calculators India - We are Time tested! Casio made the world's first all-electric calculator in 1957. It has been a journey full of innovations, dedicated to delivering the best calculators across
![Massimo on Twitter: "The calculator shown below is based on data in the 1957 edition of “The Effects of Nuclear Weapons”. This document reproduces the instructions included with the computer: https://t.co/1tYP0KRpPs https://t.co/VGC42pWaNq" / Massimo on Twitter: "The calculator shown below is based on data in the 1957 edition of “The Effects of Nuclear Weapons”. This document reproduces the instructions included with the computer: https://t.co/1tYP0KRpPs https://t.co/VGC42pWaNq" /](https://pbs.twimg.com/media/EootlNyWMAEie0h.jpg)
Massimo on Twitter: "The calculator shown below is based on data in the 1957 edition of “The Effects of Nuclear Weapons”. This document reproduces the instructions included with the computer: https://t.co/1tYP0KRpPs https://t.co/VGC42pWaNq" /
![office, office equipment, calculator, mechanic calculator, Rekord, table calculator, Germany, circa 1957, Additional-Rights-Clearences-Not Available Stock Photo - Alamy office, office equipment, calculator, mechanic calculator, Rekord, table calculator, Germany, circa 1957, Additional-Rights-Clearences-Not Available Stock Photo - Alamy](https://c8.alamy.com/comp/BXKXE4/office-office-equipment-calculator-mechanic-calculator-rekord-table-BXKXE4.jpg)
office, office equipment, calculator, mechanic calculator, Rekord, table calculator, Germany, circa 1957, Additional-Rights-Clearences-Not Available Stock Photo - Alamy
![My mother helped develop the field of dosimetry at UCLA. This is her nuclear radiation calculator from 1957. : r/Damnthatsinteresting My mother helped develop the field of dosimetry at UCLA. This is her nuclear radiation calculator from 1957. : r/Damnthatsinteresting](https://preview.redd.it/zs7ck8b1ft181.jpg?width=640&crop=smart&auto=webp&s=06075d4b5f378855df32b7a1c1618f7bf61c5df7)