Comptometer Felt & Tarrant 1920s Mechanical Adding Machine Calculator Computer
- Source: eBay
Good working condition. Adds correctly time after time. Very nice looking antique. I blew the dust from around the keys in latter pictures.Comes with original comptometer course books in excellent condition. Plastic Victor Comptometer cover. 1920 is the most recent date on patent plate. One of the plastic buttons (front row) looks damaged. Still functions. Shipping to continental US. Contact me for quote to Alaska & Hawaii.