Vintage Calculator Madas 20BZS Portable Calculating Machine Made by H. W. Egli in Switzerland c. 1950
![Vintage Calculator Madas 20BZS Portable Calculating Machine Made by H. W. Egli in Switzerland c. 1950](https://i.etsystatic.com/8422046/r/il/2297b1/3976395638/il_fullxfull.3976395638_cjcr.jpg)
![](https://i.etsystatic.com/26619930/r/il/8c7eb3/3369392500/il_1080xN.3369392500_bkd5.jpg)
Thales Model M 1925 Antique Pinwheel Calculator Machine
![](https://www.jaapsch.net/mechcalc/images/madas/small/madas16e02.jpg)
MADAS - Jaap's Mechanical Calculators Page
![](https://i.etsystatic.com/25559842/r/il/80629c/5351516570/il_300x300.5351516570_5kd2.jpg)
Marchant Calculator
![](https://i.etsystatic.com/26873453/r/il/754d09/3309994436/il_fullxfull.3309994436_7pwq.jpg)
Brunsviga Vintage Calculator Antique Mechanical Adding Machine
![](https://i.etsystatic.com/17857579/r/il/63e320/4111409812/il_fullxfull.4111409812_ct8s.jpg)
Original Odhner Pin Wheel Calculator/arithmometer
![](https://i.etsystatic.com/20838826/r/il/84f818/2988109164/il_fullxfull.2988109164_7l2y.jpg)
Monroe Calculator
![](https://i.pinimg.com/564x/25/cd/15/25cd1511faeac776837cd9d5c523facb.jpg)
Vintage Calculator Madas 20BZS Portable Calculating Machine
![](https://i.etsystatic.com/26873453/r/il/bc047e/3357692945/il_fullxfull.3357692945_cyba.jpg)
Brunsviga Vintage Calculator Antique Mechanical Adding Machine
![](https://i.etsystatic.com/26873453/r/il/e5af10/3309989448/il_570xN.3309989448_dtws.jpg)
Brunsviga Antique Calculator Vintage Mechanical Office Accessory
![](https://i.etsystatic.com/26873453/r/il/8e9d24/3758641600/il_fullxfull.3758641600_41up.jpg)
Classic Facit Mechanical Calculator Vintage Office Nostalgia Retro
![](https://assets.catawiki.nl/assets/2018/1/18/1/8/1/181b01b1-28af-401f-8812-016acec00b54.jpg)
Antique calculator MADAS type A38. Switzerland, circa 1950. - Catawiki
![](https://i.etsystatic.com/26873453/r/il/94ff2c/4068562937/il_fullxfull.4068562937_ctk8.jpg)
Facit Vintage Calculator Retro Mechanical Math Device - Finland
![](https://www.antiguedades.es/32131-large_default/important-madas-calculator-in-perfect-working-order-year-1913.jpg)
Important MADAS Calculator in perfect working order. Year 1913.
![](https://www.jaapsch.net/mechcalc/images/madas/small/madasbzs06.jpg)
MADAS - Jaap's Mechanical Calculators Page