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This is a great vintage Add-O-Matic Adding Machine by Allied Mfg Co. It is from the late 1930s and comes with its original box. It is in nice shape with only minor signs of use. It has been tested and works as it should.

Please see our many other vintage 60s, 70s, 80s and older items at We gladly combine shipping so contact us prior to making a multiple purchase for a custom shipping quote.

Vintage Add O Matic Adding Machine Addomatic in Box Allied Mfg Office Equipment


  • Vintage item from the 1930s
  • Feedback: 697 reviews
  • Ships worldwide from Washington, United States