Vintage Calculator Madas 20BZS Portable Calculating Machine Made by H. W. Egli in Switzerland c. 1950

Thales Model M 1925 Antique Pinwheel Calculator Machine

MADAS - Jaap's Mechanical Calculators Page

Marchant Calculator

Brunsviga Vintage Calculator Antique Mechanical Adding Machine

Original Odhner Pin Wheel Calculator/arithmometer

Monroe Calculator

Vintage Calculator Madas 20BZS Portable Calculating Machine

Brunsviga Vintage Calculator Antique Mechanical Adding Machine

Brunsviga Antique Calculator Vintage Mechanical Office Accessory

Classic Facit Mechanical Calculator Vintage Office Nostalgia Retro

Antique calculator MADAS type A38. Switzerland, circa 1950. - Catawiki

Facit Vintage Calculator Retro Mechanical Math Device - Finland

Important MADAS Calculator in perfect working order. Year 1913.

MADAS - Jaap's Mechanical Calculators Page