File:Calculating machine replica, Blaise Pascal, c. 1642, TM21265 - Tekniska museet - Stockholm, Sweden - DSC01564.JPG - Wikimedia Commons
![تويتر \ Alberto Tufaile على تويتر: "@MIT_CSAIL Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the mid 17th century. https://t.co/SDx5N20rXp https://t.co/ELKibH2I5a" تويتر \ Alberto Tufaile على تويتر: "@MIT_CSAIL Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the mid 17th century. https://t.co/SDx5N20rXp https://t.co/ELKibH2I5a"](https://pbs.twimg.com/media/EqLhRI2XEAIuPze.png)
تويتر \ Alberto Tufaile على تويتر: "@MIT_CSAIL Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the mid 17th century. https://t.co/SDx5N20rXp https://t.co/ELKibH2I5a"
![World of Engineering on Twitter: "Historic invention of the day: 1642: Mechanical calculator. The Pascaline is built by Blaise Pascal https://t.co/Ap0SBA8cDl" / Twitter World of Engineering on Twitter: "Historic invention of the day: 1642: Mechanical calculator. The Pascaline is built by Blaise Pascal https://t.co/Ap0SBA8cDl" / Twitter](https://pbs.twimg.com/media/E7S8YaOXEAET1Rf.jpg)
World of Engineering on Twitter: "Historic invention of the day: 1642: Mechanical calculator. The Pascaline is built by Blaise Pascal https://t.co/Ap0SBA8cDl" / Twitter
![Pascal's calculator, mechanical calculator invented by Blaise Pascal (1623-1662) in ca 1645, Foto de Stock, Imagen Derechos Protegidos Pic. DAE-10179835 | agefotostock Pascal's calculator, mechanical calculator invented by Blaise Pascal (1623-1662) in ca 1645, Foto de Stock, Imagen Derechos Protegidos Pic. DAE-10179835 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/e3037fe62f6f2517449084e64affbdc0/dae-10179835.jpg)
Pascal's calculator, mechanical calculator invented by Blaise Pascal (1623-1662) in ca 1645, Foto de Stock, Imagen Derechos Protegidos Pic. DAE-10179835 | agefotostock
José Halloy on Twitter: "9 mechanical calculator invented by Blaise Pascal in 1645 still exist today, the first and only working in the 17th c http://t.co/MXwA6kmPzH" / Twitter
![Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious](https://c8.alamy.com/zooms/6/0b50e5fb2ba64f0386b544a99c73dfeb/2a265f4.jpg)
Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious
![Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious](https://c8.alamy.com/zooms/6/3d9493d772114982b58521f45a1da266/rxwn9x.jpg)
Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious
![Machines | Free Full-Text | Blaise Pascal's Mechanical Calculator: Geometric Modelling and Virtual Reconstruction Machines | Free Full-Text | Blaise Pascal's Mechanical Calculator: Geometric Modelling and Virtual Reconstruction](https://pub.mdpi-res.com/machines/machines-09-00136/article_deploy/html/images/machines-09-00136-g024.png?1627026228)
Machines | Free Full-Text | Blaise Pascal's Mechanical Calculator: Geometric Modelling and Virtual Reconstruction
![Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious](https://c8.alamy.com/zooms/6/9502e327463c4d6c9fe3108367dd7886/rxwna2.jpg)