![dec 9, 1623 - Wilhelm Schickard built the first-four function calculator-clock at the University of Heidelberg, thus heralding a new era. (Timeline) dec 9, 1623 - Wilhelm Schickard built the first-four function calculator-clock at the University of Heidelberg, thus heralding a new era. (Timeline)](https://time.graphics/uploadedFiles/tlScalePics/f4/5c/f45c781248751a712c97596f5f1aedf3.jpg)
dec 9, 1623 - Wilhelm Schickard built the first-four function calculator-clock at the University of Heidelberg, thus heralding a new era. (Timeline)
![The sketch of one of the first calculating machines from 1632 made by Wilhelm Schickard, a university professor from Tuebingen. The model of the machine that turned out to be functional was The sketch of one of the first calculating machines from 1632 made by Wilhelm Schickard, a university professor from Tuebingen. The model of the machine that turned out to be functional was](https://c8.alamy.com/comp/TA2361/the-sketch-of-one-of-the-first-calculating-machines-from-1632-made-by-wilhelm-schickard-a-university-professor-from-tuebingen-the-model-of-the-machine-that-turned-out-to-be-functional-was-rediscovered-in-the-papers-of-the-german-astronomer-johannes-kepler-1571-1630-TA2361.jpg)
The sketch of one of the first calculating machines from 1632 made by Wilhelm Schickard, a university professor from Tuebingen. The model of the machine that turned out to be functional was
![Museo de la Ciencia CosmoCaixa on Twitter: "A principios del siglo XVII, el matemático Wilhelm Schickard creaba la primera calculadora mecánica que revolucionaría los dispositivos de cálculo sencillo. Una reproducción de la Museo de la Ciencia CosmoCaixa on Twitter: "A principios del siglo XVII, el matemático Wilhelm Schickard creaba la primera calculadora mecánica que revolucionaría los dispositivos de cálculo sencillo. Una reproducción de la](https://pbs.twimg.com/media/DvLG6Y3X4AAzpif.jpg)