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  2. Autopen - Wikipedia

    en.wikipedia.org/wiki/Autopen

    US Treasury Department check signing machine. Operated by J.L. Summers in 1918. An autopen (or signing machine) is a device used for the automatic signing of a signature.. Prominent individuals may be asked to provide their signatures many times a day, such as celebrities receiving requests for autographs, or politicians signing documents and correspondence in their official capacit

  3. Printer tracking dots - Wikipedia

    en.wikipedia.org/wiki/Printer_tracking_dots

    Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC), is a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the specific device that was used to print the document.

  4. Security printing - Wikipedia

    en.wikipedia.org/wiki/Security_printing

    An original prescription script can be filled but a photocopy of it should not be. Copy-evident technologies provide security to hard copy documents by helping distinguish between the original document and the copy. The most common technology to help differentiate originals from copies is the void pantograph. Void pantographs are essentially ...

  5. Autograph collecting - Wikipedia

    en.wikipedia.org/wiki/Autograph_collecting

    Portrait of U.S. President Richard Nixon with autopen signature. Since the early 1950s almost all American presidents have had an autopen or robot machine for the automatic signing of a signature as an autograph machine for their letters, photographs, books, official documents, and even memorabilia items such as baseballs and golf balls. Some ...

  6. Affixing machine - Wikipedia

    en.wikipedia.org/wiki/Affixing_machine

    An Affixing Machine is a machine that affixes postage stamps to an envelope, postcard or wrapper. [1] Affixing machines first appeared in the 1850s [2] but were not widely used until the early 20th century. [3] Stamp affixing machines were brought about by the need to mechanically affix stamps for bulk processing of mail. [4]

  7. The best fax machines and gear for securely sending your ...

    www.aol.com/lifestyle/best-fax-machines-gear...

    If you work in a setting that pushes lots of paper, or simply want the ability to send a fax at your leisure without scheduling an outing to the print shop, consider keeping a fax machine on hand ...

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