![Wim Klein of Amsterdam, whose amazing facility for mental arithmetic... Foto di attualità - Getty Images Wim Klein of Amsterdam, whose amazing facility for mental arithmetic... Foto di attualità - Getty Images](https://media.gettyimages.com/id/3071525/it/foto/wim-klein-of-amsterdam-whose-amazing-facility-for-mental-arithmetic-allows-him-to-multiply-ten.jpg?s=1024x1024&w=gi&k=20&c=QPnEWFww0EKNX_N6FJ9V8hINvMcKbCeXIL6JmFZQ3YU=)
Wim Klein of Amsterdam, whose amazing facility for mental arithmetic... Foto di attualità - Getty Images
The Ultimate Technique to Improve your Memory | Step-by-step Guide | by Mentalcodex | Julfi | Medium
![Theater Adhoc | Wim Klein, de laatste menselijke computer | 1 juni 2023 | Kleine zaal / Trompsingel 27 | Spot Groningen Theater Adhoc | Wim Klein, de laatste menselijke computer | 1 juni 2023 | Kleine zaal / Trompsingel 27 | Spot Groningen](https://www.spotgroningen.nl/wp-content/uploads/2022/09/Adhoc_WimKlein_publ-foto_DEF_liggend1-1.jpeg)
Theater Adhoc | Wim Klein, de laatste menselijke computer | 1 juni 2023 | Kleine zaal / Trompsingel 27 | Spot Groningen
![CERN on X: "#ThrowbackThursday to Wim Klein at the board in 1973 Nicknamed “CERN's first computer” because he performed astonishing feats of mental arithmetic, Wim Klein is shown here extracting the 19th CERN on X: "#ThrowbackThursday to Wim Klein at the board in 1973 Nicknamed “CERN's first computer” because he performed astonishing feats of mental arithmetic, Wim Klein is shown here extracting the 19th](https://pbs.twimg.com/media/FMX43VEWQA4p_lz.jpg)