The Marchant ACT-10M mechanical calculator - YouTube
Marchant silent speed model D calculator. one part has a date of February 5 1957. i think its a replacement part and the calculator is older. S/N is 157288 : r/Antiques
Marchant
Marchant Model 10FA Calculating Machine | National Museum of American History
Cris' site on antique mechanical four-species calculators
Marchant Calculating Machine Company - Wikipedia
John Wolff's Web Museum - Marchant
Marchant "ACRM" Calculator - CHM Revolution
Marchant
File:Marchant XLA calculator - Ridai Museum of Modern Science, Tokyo - DSC07583.JPG - Wikimedia Commons
John Wolff's Web Museum - Marchant
Calculators
John Wolff's Web Museum - Marchant
Marchant
Marchant Model KC Calculating Machine | National Museum of American History
Marchant Model XL | A Collection of Mechanical Calculators
File:Marchant calculator, 1911 - Ridai Museum of Modern Science, Tokyo - DSC07597.JPG - Wikimedia Commons
Antique Marchant Calculator, Mechanical Adding Machine with Case | eBay
John Wolff's Web Museum - Marchant Figurematic - Technical Description