Vintage paymaster 8000 ribbon writer check writer used for making checks such that they could not be altered through punch and other technology used at the time. I do not know how to use this machine but it appears to be fully functional and comes with original key to open and prevent tampering. In great shape. Very office and inserting collectible or office piece. Details on check writers from Wikipedia below.A check writer (also known as a "ribbon writer", "check signer", "check protector" or "check embosser"), is a physical device for protecting a check from unauthorized alteration of either the amount or the authorizing signature.Devices of this type that use various technologies are also known as check protectors, check punches, and check perforators. A check punch punches holes in the shapes of numerals. A check perforator punches small round holes that form numerals.

Paymaster Series 8000 Check Writer