![Calculatrice Brunsviga No 633, Grimme, Natalis, & Co (plus tard Brunsviga Maschinenwerke), Braunschweig, 1897 - Braunschweigisches Landesmuseum - DSC04783 Photo Stock - Alamy Calculatrice Brunsviga No 633, Grimme, Natalis, & Co (plus tard Brunsviga Maschinenwerke), Braunschweig, 1897 - Braunschweigisches Landesmuseum - DSC04783 Photo Stock - Alamy](https://c8.alamy.com/compfr/m04r62/calculatrice-brunsviga-no-633-grimme-natalis-co-plus-tard-brunsviga-maschinenwerke-braunschweig-1897-braunschweigisches-landesmuseum-dsc04783-m04r62.jpg)
Calculatrice Brunsviga No 633, Grimme, Natalis, & Co (plus tard Brunsviga Maschinenwerke), Braunschweig, 1897 - Braunschweigisches Landesmuseum - DSC04783 Photo Stock - Alamy
![Calculatrice Brunsviga RK18 Ridai - Musée de la science moderne, Tokyo - DSC07651 Photo Stock - Alamy Calculatrice Brunsviga RK18 Ridai - Musée de la science moderne, Tokyo - DSC07651 Photo Stock - Alamy](https://c8.alamy.com/compfr/m04rye/calculatrice-brunsviga-rk18-ridai-musee-de-la-science-moderne-tokyo-dsc07651-m04rye.jpg)
Calculatrice Brunsviga RK18 Ridai - Musée de la science moderne, Tokyo - DSC07651 Photo Stock - Alamy
![Brunsviga 13 RM mechanical desk calculator. Part of the National Physical Laboratory's collection, at Teddington. Middlesex. UK Stock Photo - Alamy Brunsviga 13 RM mechanical desk calculator. Part of the National Physical Laboratory's collection, at Teddington. Middlesex. UK Stock Photo - Alamy](https://c8.alamy.com/comp/E15RA7/brunsviga-13-rm-mechanical-desk-calculator-part-of-the-national-physical-E15RA7.jpg)
Brunsviga 13 RM mechanical desk calculator. Part of the National Physical Laboratory's collection, at Teddington. Middlesex. UK Stock Photo - Alamy
![Machines & personnalités : Quelques icônes de l'Histoire du calcul (2/10 année 2019) | ECHOSCIENCES - Grenoble Machines & personnalités : Quelques icônes de l'Histoire du calcul (2/10 année 2019) | ECHOSCIENCES - Grenoble](https://www.echosciences-grenoble.fr/uploads/body_image/attachment/1005428863/Brunsviga_13ZK_sn209111_3_st.jpg)
Machines & personnalités : Quelques icônes de l'Histoire du calcul (2/10 année 2019) | ECHOSCIENCES - Grenoble
![Brunsviga 13 RM mechanical desk calculator. Part of the National Physical Laboratory's collection, at Teddington. Middlesex. UK Stock Photo - Alamy Brunsviga 13 RM mechanical desk calculator. Part of the National Physical Laboratory's collection, at Teddington. Middlesex. UK Stock Photo - Alamy](https://l450v.alamy.com/450v/2d8kpnh/brunsviga-13-rm-mechanical-desk-calculator-2d8kpnh.jpg)